GT4000 and GT4000S feature the same battery capacity and performance, the only difference is that GT4000 equips with the pre-heating tech which is capable of using at -40°F.
GT4000 BATTERY JUMP STARTER BOOST A CAR AT -4°F
By design, GT4000 and GT4000S are water-resistant and dust-resistant as all port sealed. By function, it can be used in an environment from -4°F to 140°F. (GT4000 can work at -40°F) High battery performance to keep you on the go.
START DEAD CAR
GT4000 car jump start pack can boost 12 V vehicles up to 12.0 L gasoline and 10.0 L diesel engines quickly and safely. Say goodbye to dead car.
INTELLIGENT PRE-HEATING TECH(GT4000)
An advanced technology makes it possible to start battery under the environment of -40 °F without the wait. No more desperation during the freezing weather.
Please note that only the GT4000 has the pre-heating tech, while the GT4000S does not.
3-MIN SUPER-FAST CHARGE TO 20% READY TO BOOST
100W Speed Charging charges from 0% to 20% in 3 minutes and 100% in 1.2 hours with the car charger provided or quick speed wall charger( not provided).
3.2" INFORMATIVE LED SCREEN GIVE ALL STATUS AT A GLANCE
3.2'' led screen shows you the battery level, specific operational status, and some error reminders. See all the information at a glance.
PORTABLE CHARGER TO MULTIPLE DEVICES
With 2 USB ports and 1 type-c port( 100 W Max input/ out), it can also work as a 26800 mAh portable power pack to charge all your devices, like your phone, iPad and even Macbook.
Press the POWER and BOOST button simultaneously for 2-3 s to turn on the low current mode for charging devices that need light charging current like headphones, smartwatches, etc.
400 LUMENS LED EMERGENCY LIGHT
400 lumen LED light to brighten your world. There are 3 modes of LED light (flashlight, Strobe, SOS) if you press lightly. Examine your car engine or deliver an SOS signal during emergencies.
8 SAFETY PROTECTIONS ENSURE YOUR SAFETY
Super-safe 8 Security Protection - including over-current protection, overload protection, over-voltage protection, and overcharge protection, making it safe for anyone to use.
BUILT-IN SMART PROTECTION
GT3000 and GT4000 have all the smart protections through GOOLOO built-in smart clip, just like other series of GOOLOO jump starters that equip with smart jumper cables for safety protections.
15 V 10 A DC OUTPUT POWER UP THE TOUGHEST BATTERIES
Connect the 12 V devices that need to be powered by a cigarette lighter socket(the cigarette lighter socket adapter is included). It can output 150 W Max.
30S GET RID OF THE FOLLOWING DILEMMAS
Not confined to the traditional way of fixing up a dear car battery again, having this battery jump starter on the go is the most advanced and effective way for you.
HOW TO JUMP START
GOOLOO car power pack starts a car in only three steps. You can simply clamp-on, connect to the car battery and start your car while your car battery is dead from age or weather. Jumping start a car can be so easy.
WHAT'S IN THE BOX
Please note that the unit does not come with EVA box.