【MORE THAN A JUMP STARTER】The YL03 lithium battery jump starter is derived from the upgraded design of 2025 which will lead the market trend in the future. It's a car jumper starter portable, tire pump, pressure gauge, portable power bank, fast charging, and 4-mode lights (flashlight, strobe, warning, SOS). Portable, versatile, and must-have road trip kit for outdoors

【START COMPLETELY DEAD BATTERIES 】The car battery jump starter has unmatched 3500A and FORCE START FUNCTION as a dual safeguard, and can instantly start your stranded vehicles (up to all gas/10L diesel) including completely drained or low-voltage batteries even at-4°F to 140°F. Durable extended jumper cables to reach varied battery terminals. Standby for about 24 months and support 1000+ recharge cycles. Start the car confidently every time, which is far easier than getting help from another car or roadside service

【5+4+4 SMART DIGITAL TIRE INFLATOR WITH LED SCREEN 】 Smart preset & auto shut-off without repeated adjustment and check. Long press the middle power button to turn on the device. With unique turbocharged 45L/Min (150 PSI) lasting 30 minutes. Not only that, the portable car jump starter quickly fills a tire to 25 PSI in just 2 minutes. 5 inflation modes (MAX 150PSI, with auto parameter memorization), 4 optional units, and 4 nozzles for wide applications (cars, motorcycles, bikes, balls, etc). Large comprehensive and sunlight-viewable screen reads real-time data and accuracy ±1 PSI. No guess and over-inflation

【EMERGENCY LIGHT & PORTABLE POWER BANK 】Say goodbye to the old bulky jump starter battery pack! YL03 is more lightweight and portable. With upgraded charging technology, it fully charges itself and your phones, tablets, and laptops 5 times faster. In addition, 600 lumens bright LED lights, 6-7 times brighter than another portable jump starter for cars, light up to 96 hours constantly. 4 Modes lights (flashlight/SOS/Warning/Strobe) for different emergencies and double as a warning triangle

【MULTI-PROTECTION, SAFETY, AND SECURITY】YL03 Jump Starter with extended heavy-duty jumper cables to reach varied battery terminals. The battery jump box automatically runs 10 PROTECTIONS to fully protect you and batteries from any improper operations. Extremely simple operation is good for all ages! The sturdy durable shell prevents the battery jumper pack from being damaged by rain, dust, and drops.jumper cables is auto-detect connection, and real-time visible alarms, the car battery charger jump starter portable is 100% safe, with no sparks

【UPGRADED THERMAL DESIGN】The unique honeycomb heat dissipation design enables the YL03 car battery booster to obtain more powerful heat dissipation performance, so the safety performance of the YL03 car starter is Enhanced by 30%, and its service life is promoted by 50%.

【WHAT YOU GET】1 X CZKBG Car Starter Jumper Power Bank X1, Practical Storage Bag X1, Smart Jump Cable X1, Safety Inflatable Line X1, Air nozzle X4, Type-C Charging Cable X1, User Manual X1 and 2-YEAR Warranty and lifetime tech support. If you have any after-sales questions about jump starters, please contact us.

【NOTE】 Please do not use the air pump function continuously. When the tire battery compressor gets seriously hot, please cool down for a few minutes before continuing to inflate the tire. Please charge the jumper fully when you first time receive it, though it shows full power. It is suggested to start the car when power is greater than 75%. Please recharge the car jump pack every 2-3 months to activate the battery and prolong the lifespan of the portable jump starter