40 SEC RECHARGE TO 100% POWER - After successfully starting a 12V vehicle with the CARLBROS jump starter, in 40 seconds, CB20 regains the consumed 100% battery power of the last jump start. 5-mintues recharge from 0-100%. The CB20 lithium battery starter 40s power regeneration tech and long-lasting energy storage, outperform super capacitor jump starter, making power ready anytime. 100 jump starts per charge. You can repeatedly use the jump pack without using the supplied 5V 2.1A USB charger.
SAVE COMPLETELY DEAD BATTERIES - Carlbros CB20 features class-leading voltage detection automatically jump start as low as 0.3-volt (others at 2V). The portable car battery charger can effortlessly start low-voltage or dead batteries in seconds, even in extreme cold weather (-22℉ to 122℉) with CARLBROS's built-in self-heating function. The 2000Amp 12V booster pack is suitable for engines up to 8.0L gas & 6.0L diesel, including automobiles, ATVs, boats, trucks, RVs, SUVs, etc.
USER-FRIENDLY & SAFE - Whether you're a seasoned pro or a beginner, CARLBROS is for you. Just connect, start, and go. No more waiting for roadside assistance, time is money. It's time to save others in trouble. The self-jump starter equipped with multiple intelligent safety features like spark-proof and reverse polarity protection. When you remove the jump cables by squeezing the handle of the alligator clamps, the booster pack will automatically shut off the electrical system.
READY FOR ANY EMERGENCY - Don't let emergencies catch you off guard, CARLBROS is always ready. It is a multi-functional powerhouse, this jump start power pack combines a battery booster, flashlight, and QC3.0 USB fast charging port. 18,000 mAh power bank quickly charges your smartphones, watches, and other USB devices. Super bright 500-lumen LED light offers three modes: flashlight, strobe, and SOS. The 3-in-1 portable battery jumper starter is suitable for camping, road trips.
LIGHTWEIGHT & COMPACT - Lift it with one finger, the 3.02 lbs emergency booster pack is as light as your powerbank. A user-friendly handle makes it easy to grab or hang! The car battery jump starter's palm-sized design fits under your seat or in the glovebox, an ideal tool for both drivers and professional mechanics. Whether you're on a road trip or commuting, Carlbros got your back with its endless power. For you and stranded friendly strangers. CARLBROS is your final solution for jump start.