MILESEEY DP20 PRO Series Laser Distance Meter User Guide

DP20 PRO Series Laser Distance Meter

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Specifications:

• Product Name: DP20 PRO Laser Distance Meter
• Model: DP20 PRO
• Battery Type: 1000mAh rechargeable Li-ion battery
• Maximum Output: 1mW
• Wavelength: 630-670nm
• Material: Aviation aluminum alloy
• Display: Back-lit OLED display
• Manufacturer: Shenzhen Mileseey Technology Co., Ltd.

Product Usage Instructions:

1. Safety Instructions:

Before using the DP20 PRO Laser Distance Meter, please read and
follow these safety instructions:

• Do not stare into the laser beam.

• Avoid shooting the laser at others.

• Avoid using the product in explosive or corrosive
  environments.

• Keep the product away from medical devices and airplanes.

2. Operation:

To operate the DP20 PRO Laser Distance Meter:

• Read the user manual carefully.
• Ensure the device is fully charged before use.
• Press the power button to turn on the device.
• Aim the laser at the target point you want to measure.
• Press the measurement button to obtain the distance
  measurement.

3. Display and Functions:

The back-lit OLED display provides clear visibility of
measurement data and signs. The device features multiple buttons
with a logical layout for easy operation. The digital angle sensor
allows real-time reading of angles for accurate measurements.

4. Battery:

The DP20 PRO comes with a built-in 1000mAh rechargeable Li-ion
battery. Ensure the battery is charged using the provided cable for
uninterrupted usage.

5. Maintenance:

After each use, clean the lens and body of the device with a
soft, dry cloth to maintain optimal performance.

Frequently Asked Questions (FAQ):

Q: Can I use the DP20 PRO Laser Distance Meter near medical

devices?

A: No, please avoid using the product near medical devices to
prevent interference.

Q: How do I dispose of the used batteries?

A: Collect used batteries and dispose of them at designated
waste stations following national regulations.

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Laser Distance Meter
D 20 RO Series uic Start
roduct O er iew
Than for you for purchasing Mileseey Laser distance meter. Please read the user manual carefully before operation.
The DP20 P O series is an ex uisite bilateral laser distance measurer whose exterior redefines the concept of design the cleverly designed buttons render an appearance as simple as a ruler. ith built-in upgraded and patented distance-measuring technology that enable more accurate data of measurement, it meets various measurement needs of people engaged in house renovation, house decoration, interior design, exhibition design, outdoor advertising design, crafting, home soft furnishing and more.
Made of aviation aluminum alloy, the DP20 P O series is characterized by its elegance, smoothness, and durability. The user-favored multiple buttons with logical layout enables
uic and easy operation. D bac -lit OLED display illuminates numbers and signs with a distinct resolution. The digital angle sensor allows real-time reading of the measurement angle and easy horizontal alignment. Than s to the built-in large capacity 1000m h rechargeable Li-ion battery, DP20 P O series is a more eco-friendly device with a long using life span.
DP20 P O series carries an expansive collection of functions – real-time angle display, single measurement, continuous measurement, area measurement,volume measurement, auto level distance calculation, auto height finding. The DP20 P O supports both unilateral and bilateral measurements, and the bilateral measurement overcomes restrictions of irregular spatial structures, enabling exceptionally e cient and precise distance calculation under complex spatial conditions. The smallest unit that the device is capable of measuring is 0.001m and the longest measurement range is up to 120m ( 0ft) in the two-way mode of measuring. The DP20 P O series affords an outstanding measuring experience with the best uality and performance!
Safety instructions
In order to use this product safely, please read The following instructions carefully.
EN-01

LASER RADIATION DO NOT STARE INTO BEAM
CLASS 2 CONSUMER LASER PRODUCT
EN 50689:2021
MAXIMUM OUTPUT1mW WAVELENGTH 630-670nm

Shenzhen Mileseey Technology Co., Ltd. FCC ID: 2AEOGDP20PRO

LASER DISTANCE METER Accuracy:±(2.0mm+5×10-5D)

Model:DP20 PRO

www.mileseeytools.com

Battery Type:1000mAh

Made in China

rechargeable Liion battery

Office Add:No.3601 Block A, Tanglang Town Plaza West,Fuguang

Community,Taoyuan Street, Nanshan District, Shenzhen, China

FCC StatementThis device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Warning
a.The device is categorized into Class 2 laser product. DO NOT stare at laser directly or shoot at others or it will cause damage to eyes. b. The product is in accordance with strict standards and regulations in terms of development and manufacturing, but still can’t entirely exclude possible interference to other digital devices,and may cause discomfort to human and animals.
Please DO NOT use this product under explosive or corrosive environment. Please DO NOT use this product near medical devices. Please DO NOT use this product on the plane.
Disposal Everyone is responsible for environmental protection! It is prohibited to dispose of used batteries together with household waste;please collect used batteries to designated waste station. This product must not be recycled with household waste. Please dispose the product appropriately in accordance with the national regulations in your country.
Range of Responsibility Mileseey will not be responsible for the damages caused by improper use below: Using the product without referring to the instruction; Use of parts from other manufacturers without approval from Mileseey ; *Carrying out modification or conversion of the product.

Lithium Battery Charging Instructions
This product is built with Lithium rechargeable battery; Please use original USB cable to charge by connecting to power outlet or computer.

Warning
Laser distance meter may heat up when charging, and it’s normal; It has no effect on the device performance and service life. If it is not used for a long time, unplug the charger.

EN-02

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EN-03

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4. Off/Clear Button Long press to turn off the device. Short press to clear the previous operation or return. 5. Units Switch/Mute Button Short press to switch units (m/ft/in/'”) Long press to turn on/off beep tone. 6. Mode Button Short press to switch between measurement functions-single measurement, area measurement, volume measurement, auto level distance measuring, and auto height finding. 7. Line segmentation & measuring Short press to enter segmentation mode. In segmentation mode, short press to set segmenting value from 1/2 to 1/16. 8. Big Text Display Short press to switch to Big Text display Long press to turn on/off Bluetooth (Only available on DP20 Pro Version) 9. On/Measure Button In off state, long press to turn on Short press to measure. In on state, long press to enter continuous measurement. 10. Memory Button Short press to save the data Long press to enter history data saved.
EN-04

Technical Speci cation

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1. Range ange data are referenced to the rear of the
measurer. The Maximum range shall be different according to different modes.Please refers to the pac age for actual range. 2. ccuracy If measuring under favorable conditions, such as smooth surface, proper temperature and indoor lighting, the device is able to wor within certain range as indicated. If measuring under unfavorable conditions, such as strong light, uneven surface and improper temperature, Possible measurement error might be produced. Tips In case of poor sunlight and bad re ection of the ob ect please use the target plate or re ector.
EN-05

Operation Instructions
Measurement reference hen Initially turned on, the device default
into the single measurement mode in both directions; short press to switch to the left laser and short press to switch to the right laser.
or bilateral lasers the measurer defaults to only use the middle laser as the reference

or one way measurement the measur er is built to offer three references to meet different measuring needs. Short press the button to switch to left end middle laser line and right end reference.

Left end

Middle laser line

ight end
ote fter rebooting the reference setting in last booting remains sa ed.

Two way Measurement

Press the (

) button to enter Two-way

single measurement mode (

). Press

the measure button

after aiming at

targets to get distances. The left side length,

right side length, and total length are

displayed on the screen.

20.334 8.232
28.566m
EN-06

Left Side Data ight Side Date
Total Length

One way Measurement

In the mode of two-way single measurement

(

), short press button to switch to

the left side distance measuring laser, or

short press button to switch to the right

side distance measuring laser, which switches

two-way to one-way mode. Press measure

button (

) after aiming at target to get

distance.

3 1 .279m
24.6

eference
Measured Data
ngle

Continuous Measurement

Long press

button to enter

continuous measurement. The device begins

to continuously measure. Short press

button to stop the continuous

measurement; then the screen displays the

current maximum and minimum values.

20 334 min

.

m Min.

20 334 max

.

m Max.

EN-07

Line segmentation&measuring

Long press (

)button to enter line

segmentation measuring mode (

);

short press button (

) or / buttons

to set the sta e out value from 1/2 to 1/16.

The measured values are moving to the left or

right with the indicated arrows. hen moving

to the target position, the N/N segment

appears at the bottom middle of the screen,

this indicates an approach to the target

position. hen ( ) ashes and tic s at the

top centre of the screen, this indicates that

the target position has been reached. Press

the (

) button to loc the current position.

56 46
36

6.000 6.000 36

Laser Mar ing Icon Left/ ight Values
N/N

rea Measurement

Press the

button to select rea

Measurement Mode

; then press the

to confirm. ccording to the

ashing line prompt, press

button

to get the distance of the first line (Length),

and press the

again to get the

distance of the second line ( idth); then the

area value is displayed on the screen.

ote ress / to cycle through the

length width and the circumference

alues.

6.782m
3 1 .279m2
EN-08

eference
The Length of Second Line ( idth)
rea

olume Measurement

Press the

button to select Volume

Measurement Mode

; then press the

to confirm. ccording to the ashing

line prompt, press

button to get the

distance of the first line (Length), and press

the

to get the distance of the second

line ( idth),then press

the again to

get the distance of third line ( eight); then

the volume value is displayed on the screen.

ote ress / to cycle through the

length width and height measurement

alues.

3.222m
4 1 .857m3

eference
The Length of Third Line ( eight)
Volume

uto Le el

Press

button to select uto Level

Measurement Mode

; then press

to confirm. ccording to the ashing

line prompt, press

button to measure,

and the hypotenuse length will be displayed

on the screen and then the horizontal

distance will be calculated, and the tilt angle

will be also displayed on the screen.

ote ress / to cycle through the tilt angle the hypotenuse length and the hori ontal distance.

EN-09

49.2
2 .779m

eference
ngle
orizontal Length

uto eight

Press

button to select uto eight

Measurement Mode

; then press

to confirm. ccording to the ashing

line prompt, press

button to get the

length of the first line, and press the

again to get the length of the second line;

then the vertical distance between the two

points will be displayed on the screen.

otes 1. The auto height function can only be used in one way laser measurement. 2. ress / to cycle through the angle between two lines the length of
rst line and the length of the second line.

24.6
2 .235m

eference ngle
Vertical eight

Memory

Short press

button to save the current

data. Long press

to enter the memory;

press / to turn on the previous and next

page, and press button to go through the

current history of measurement sides or

angles; then press

button to exit the

history. The saved measurement result data

will be displayed from the most recent time to

the furthest time.

ote 20 sets of measurement results can be sa ed.

EN-10

1 3.222m
4 1 .857m3

Serial Number Segment length
Volume

Big Text Display Mode

Short press the

button to switch into

Big Text Display Mode, and press the

button again to exit the extra-large

display mode.

ote The extra large display mode can only be applied in a single measurement.

45.588m

Bluetooth Connection
Only a ailable on D 20pro ersion

Measuring De ice

Long press the Big Text button

, and if

the Bluetooth connectivity icon

appears

without a cross, it means the Bluetooth

successfully turns on. If it appears with a cross,

it means the Bluetooth turns off.

Smart hone nd
Turn on the Bluetooth on your phone, and then you ust open the Smart life pp on your phone, and clic add device. Usually the app will automatically add the laser measure. nd then you’ll see the s etching app is successfully connected to the laser measure.
There is a real time data synchronization between the laser measure and the app, which means when you ac uire a measured data, it’ll be automatically transferred to the app.
ote 1. s the bluetooth function involves the use of a s etching app, users need to download the “Smart Life” pp in advance.
EN-11

2. To erase Bluetooth setting of DP20 Pro. Upon starting up, long-press the CL R/O button plus the T/T button simultaneously, and the device will power off after successful erasure.
Download

rror Code

ll errors or failures will be shown as codes. The following table explains the meaning of codes and solutions.

Code Cause

204 error n

208

Excessive n

Corrective Measure mn

P

n

220 L

n

too weak

255 m

n

n

m

n

256 n n

Out of the

261 n

m

mn

500

H error

n

m

m n-

n

n

n m

mn

n m
m n n

EN-12

Copyrights
The product specifications are sub ect to change without notice,and all final interpretation rights are reserved by Mileseey Technology Co.,Ltd., and ll trademar s, product images, technical parameters are properties of Mileseey Technology Co.,Ltd., and ll rights reserved.

Contact us

Mileseey technology(US) Inc.

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MILESEE has started researching, developing and manufacturing uality optical products including laser distance measure, laser level, golf rangefinder,and binoculars since 200 . ocusing on development, researching and manufacturing for over 12 years, we strive to provide you with premium ualified products and satisfying customer service to ma e your life easier and smarter.

Warranty
0-Day return and refund guarantee, 12-Month warranty, lifetime techni ue support by MILESEE . Please feel free to reach us with any concerns . Email: service mileseey.com.
e strive to reply to you within 2 hours.

EN-13

FCC Statement:

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Operation is subject to the following two conditions:

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References

• Range finder-Laser measurement-Night vision-Thermal Imaging-MILESEEY
• Mileseey Tools | Thermal Cameras | Laser Measures – Mileseeytools

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