GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging User Manual

: June 5, 2024
: GOOLOO

Table of Contents

GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging
Charge It First
Warning
Product Parts and Functions Description
Display Screen Instructions
Support PD100W Max Speed Charging
Error Message/ Cause/ Solution
Package Content
Technical Specification
Toxic and Harmful Substances
FAQ
Warning
Your Warranty Includes
Attention
Customer Service
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

GOOLOO GT4000 Car Jump Starter 4000A 100W Fast-Charging

GOOLOO-GT4000
-Car-Jump-Starter-4000A-100W-Fast-Charging-PRODUCT

Charge It First

While reading through the manual, you can start to charge your GT4000 with car charger provided or wall charger. Please note that the wall adaptor is not supplied for protecting environmental purpose, but you can charge it with the wall adaptor that comes with your smartphone.

Warning

This unit is for vehicles (equipment) with 12V batteries. It may be dangerous if it is used with other types of batteries. Read and understand the safety information before using the jump starter. Failure to follow the safety information may cause damage to the jump starter, and may also result in electric shock, explosions, fire, property damage, and personal injury.

Product Parts and Functions Description

1. Display Screen
2. USB-C In/Out Port (PD100W Max)
3. USB1 Out Port (QC3.0, 5V/9V/12V)
4. USB2 Out Port (5V/2.4A)
5. DC Out Port (15V/10A, Max 150W)

6. Power Button: Press 1-2s to power on the jump starter, press about 10s to force shutdown.
7. BOOST Button: Press 1-2s to force output, and READY will be displayed on the screen.
8. 12V Battery Clamps Output: DO NOT press the BOOST button before connecting the clamps to the vehicle battery correctly.
9. LED Light: Turn on the unit first by pressing the power button for 1-2s , then press the power button 1-2s again to turn on the LED light.

Display Screen Instructions

1. Battery Power Percentage: Battery percentage of charge/standby/discharge
2. Low Current Mode: Support charging for the devices that need light charging current like headphones, smartwatches,etc. Press the POWER and BOOST buttons simultaneously for 2-3s to turn on this model.
3. “+” and “-” Poles of Battery Clips Reversed 4. Battery Low-Temperature Reminder
5. Battery Pre-heating: GT4000 Unique Function
6. Ready to Start the Vehicle
7. Pre-heating Temperature Display: GT4000 Unique Function
8. Charging Power

Support PD100W Max Speed Charging

GOOLOO-GT4000-Car-Jump-Starter-4000A-
100W-Fast-Charging-img-4

This unit can be charged with a car charger provided or a quick speed wall charger (Quick Speed Wall Charger not Included). Only via the PD100W USB-C wall charger or SC100W car charger can this unit achieve the 100W max input function. PD100W USB-C quick speed wall charger needs to purchase separately.

How to Start a 12V Vehicle (Make sure battery power＞20%)
Note: Do not press the BOOST button before connecting the vehicle battery correctly.

Error Message/ Cause/ Solution

Error Message	Cause	Error Solution
+ Beeping	Reverse connection	Please correct the connection between

jump clamps and battery terminals

READY (blinks)+Beeping| Vehicle battery dead| Press “BOOST”for 2-3s, when “READY” icon is solid, start the vehicle within 30s.
“1” + Beeping| The temp of jump starter is too low or high.| Restore the temp of jump starter to 32°F -113°F.
“2” + Beeping| Overcurrent protection| Stop starting your vehicle, protection

mode will disappear after 30s.

“3” + Beeping| Non-stop starts vehicles more than 4 times within 10mins, it entered safe mode.| Stop starting your vehicle, safe mode will disappear after 10mins.

If the problem persists, stop using the jump starter and contact our service team directly at contact@gooloo.com, we will do our best to solve the problem within 24 hours.

15V/10A DC Output (12-16.8V,150W Max)

Connect the 12V devices that need to be powered by a cigarette lighter socket (the Cigarette Lighter Socket Adapter is included). How to Turn On/Off the LED Flashlight Power on, then press the power button for 1-2s to turn on the LED light. There are 3 modes of LED light (Normal, Strobe, SOS, Off) if you press lightly.

IP65 Water-Resistant

It doesn’t matter when this unit is touched with small splashes, you just need to wipe it off. It can prevent splashing water in your daily life, but it is not allowed to be immersed in water.

Pre-heating Technology (Unique features of GT4000)

GT4000 can be used in an environment of -40°C and reach the starting temperature within 100 seconds after connecting the vehicle battery. The jump starter will automatically turn on the pre-heating function after connecting the vehicle battery or pressing the BOOST button 1-2s in an extremely cold environment.

Package Content

#	Part Name	Quantity
1	Host	1
2	Carrying Bag	1
3	USB-A to USB-C Cable	1
4	USB-C to USB-C Cable	1
5	Jumper Cable	1
6	SC100W Max Car Charger	1
7	Cigarette Lighter Socket

Adapter

| 1
8| User Manual| 1

Technical Specification

Capacity	99.2Wh
Starting Current	800A (3s)
Peak Current	4000A
USB-C In/Out	PD100W Max (5V/3A, 9V/3A, 12V/3A,15V/3A, 20V/5A);

Backwards Compatibility

USB1 Out| QC3.0 18W Max (5V/3A,

9V/2A, 12V/1.5A)

Toxic and Harmful Substances

GOOLOO-GT4000-Car-Jump-Starter-4000A-100W-
Fast-Charging-img-7

Composition and amount of toxic or harmful substance in this product Indicate that the content of harmful substances in all homogeneous materials is all lower than the prescribed limit of MCV (the standard 2002/95/EC/RoHs)

FAQ

Q1: What is the operating temperature of this unit and how to store it?

A: This unit is lithium polymer battery, operating temp is -20-60 ºC/ -4-140ºF. If the ambient temperature is higher than 60ºC/140ºF, the internal construction of the battery cells may be damaged, it may swell and become unsafe. So don’t store the device in vehicle which parked in hot weather for long periods of time.

Q2: How to start a vehicle with this unit?
- A: Please refer to the instructions about “How to Start a 12V Vehicle“.
Q3: How do you know if this unit is connected to the vehicle correctly?
- A: With the battery clamps connected to the vehicle battery, if the READY(Solid) appears on the screen, it means clamps are connected correctly, while if appears on the screen, which means it’s connected reversely.
Q4: What should I do if this unit can’t start a vehicle?
- A: Recharge this unit fully, and try to press the “BOOST” button after connecting the vehicle battery correctly, READY(Solid) will appear on the screen, then start the vehicle within 30s. If it still does not work, contact us at: contact@gooloo.com ( Attach your order ID).
Q5: What should I do if this unit can’t charge up?
- A: Charge it with a USB-C cable and wall charger for a full overnight period. If it still does not work, contact us at: contact@gooloo.com (Attach your order ID).
Q6: What should I do if this unit can’t charge other devices?
- A: Try to charge the device with another charging cable, If it works, which means the charging cable we provided is defective, we will provide you a new one; If it still does not work, please
- email us at: contact@gooloo.com (Attach your order ID).
Q7: How to turn off this unit?
- A: This unit will be turned off automatically in the 30s when it’s not used. Or you can press the POWER button for about 10s to force shutdown.
Q8: Can this unit charge other devices while it is being charged?
- A: Yes.
Q9: Can this product charge other devices while starting a vehicle?
- A: No.
Q10: How often does this unit need to be recharged??
- A: It would be best to recharge it every 3 months.
Q11: Why does it shut off in the 30s when charging other devices?
- A. This unit may shut off automatically when charging for the devices that need light charging current, such as headphones, smartwatches,etc since there is a minimum load current limitation (200mA) on this unit, so please use Low Current Mode when you are facing such problem.
Q11: Why it shuts off in 30s when charging other devices?
- A. This unit may shut off automatically when charging for the devices that need light charging current, such as headphone, smart watch,etc since there is minimum load current limitation (200mA) on this unit, so please use Low Current Mode when you are facing such probelm.

Warning

Please read this user manual carefully before using this machine.
Please be careful when using this machine. If you do not follow the instructions, you may injure yourself or damage the equipment or vehicle battery.
Do Not allow people who do not have the proper knowledge or ability to operate the device without supervision.
Do Not use this unit as a toy. Keep it away from children to avoid accidents.
This unit work for vehicles (equipment) with a 12V battery, doesn’t for vehicles with a non-12V battery. It is forbidden to be used in other machines, such as airplanes and ships.
Do Not use this unit when any cable, clamp, or cord was damaged or when this unit was overheated, swelled, or leaking fluid.
Do Not use it as a vehicle battery or a battery charger.
Do not use the unit to start a vehicle while charging the internal battery.
Only use the jumper cable provided to start the vehicle and the qualified charger to charge this unit.
Don’t over-discharge the unit (don’t let the battery run out), charge it regularly, preferably every 3 months.
Make sure the blue plug of the jumper cable is plugged fully into the battery clamps output port, otherwise, the blue plug could melt.
Make sure the battery terminals are clean before starting up and make sure the battery clamps are well connected. If the battery terminals on the vehicle are dirty or corroded, the output power of the unit will decrease.
Do not start the vehicle continuously for more than 4 times within 10 minutes. If the engine fails to start successfully within 3s after the first start, stop cranking and wait at least 30s to start the vehicle again.
Do Not connect the jump starter’s clamps to the battery reversely after pressing the ”BOOST” button to avoid an accident
Use this unit to start the vehicle when the battery power is more than 20%.
Do Not recharge this product immediately after starting the vehicle, please let it cool for 30 minutes before recharging it.
Do Not let the product be immersed in water
Do not operate this product in an explosive environment, such as a place where flammable liquid, gas, or dust exists.
Do not modify or disassemble this machine. Only service technicians can repair this equipment.
Do not expose the product to extreme heat or fire.
Do not drop or squeeze the device. If the device is hit hard or damaged in any other way, it should be inspected by a qualified battery technician.
Do not store in places where the temperature may exceed 60ºC/140ºF.
Only charge at an ambient temperature of -10~45ºC/14~113ºF.
Under extreme conditions, the battery may leak. If there is a liquid leak from the device, do not handle it with bare hands. If there is skin contact, wash immediately with soap and water. If the liquid accidentally touches the eyes, immediately rinse the eyes with water for at least 10 minutes and seek medical help.
The device contains a lithium battery. At the end of the product’s service life, or if the device leaks liquid, dispose of the device according to local regulations

Your Warranty Includes

18 Months Online After-Sales Service

Within 18 months, we will provide timely and effective online after-sales service after your purchase.

30 Days Money Back Guarantee

Within the first 30 days after your purchase, you can apply return for it through Amazon when you have any issues.

30 Days to 18 Months

We will replace the defective unit due to manufacturing issues with a new one within 18 months.

Disclaimer
- A. When the product needs to be repaired or replaced, the original purchaser should show
- the original receipt (order ID), and the warranty will take effect.
- B. The warranty does not cover damage or product failures caused by normal wear and tear,
  physical abuse, improper installation, misuse, modification, or unauthorized third-party
  repairs.
- C. We are not responsible for any accidental or indirect damage caused by incorrect use or
  misuse of this product.
- D. All warranty claims are limited to repair or replacement of the defective product and at the sole discretion of GOOLOO.