**BATTERY DOES NOT TURN ON AFTER CHARGE**Jump Starter with Air Compressor, Battery Jumper Starter Portable,12V Jump Box with 160PSI Tire Inflator for Car Battery, LED Display for All Gas & 12L Diesel Engines, LED Light, Jumper Cables

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• 6000A PEAK JUMP STARTER: STARTS ANY 12V VEHICLE IN SECONDS. Dead battery on a freezing morning? This portable jump starter delivers a massive 6000A peak current – powerful enough to start diesel engines up to 12L, as well as a car jump starter for sedans, SUVs, motorcycles. Unlike weak car battery jump starter units that fail in cold weather, the CYD21 fires up on first try. Never wait for roadside assistance again – keep this jumper box in your trunk as your ultimate roadside emergency kit.
• 160PSI SMART TIRE INFLATOR: FIX A FLAT ANYWHERE. Low tire pressure on a road trip? This jump starter with air compressor features a 160PSI smart pump – making it a true tire inflator jump starter combo. Inflate car tires, truck tires, SUVs, motorcycles, and even sports gear. The LCD display shows preset PSI and real-time pressure, while auto shut-off stops exactly at your target. No gas station detour needed. Includes 4 nozzles – it's the most versatile jumper starter with air pump you can buy.
• 45W+18W FAST CHARGING: POWERS ITSELF & YOUR DEVICES. Phone dying while you're stranded? This fast charging jump starter recharges via 45W USB-C input – from 0% to full in just 1.5 hours, or enough for a jump in 20 minutes. As a portable power bank, it charges your phone (18W) and laptop (12W) simultaneously. The battery holds charge for up to 24 months, so this car battery jump starter is always ready when you pop the trunk. (45W wall charger not included.)
• 800-LUMEN LED LIGHT: 88 HOURS OF EMERGENCY ILLUMINATION. Broken down on a dark highway? The ultra-bright 800-lumen LED is 6–7x brighter than standard jump starter lights – perfect for night repairs or emergency signaling. Three modes: flashlight, strobe, and SOS. Runs for 88 hours on a single charge. Whether you need a jump starter for boat at night or a jump starter for SUV on a remote trail, this light keeps you safe and seen. Sturdy carrying case included.
• 3.0" LCD SCREEN + 10-POINT SAFETY SYSTEM: FOOLPROOF OPERATION. Worried about hooking up cables wrong? This spark proof jump starter features reverse polarity protection and 10 safety protections – including over-current, over-charge, and short circuit protection. The large 3.0-inch LCD display shows battery level, tire pressure, and inflation mode at a glance. Even first-time users can operate this jump starter with air compressor with total confidence. No sparks. No mistakes. No drama.
• WHAT'S YOU GET: Carzip CYD21 jump pack (1* jump starter with air compressor), 1* heavy duty jumper cables, 1* air pump hose, 4* gas nozzles, 1* insulated gloves, 1* USB-C charging cable, 1* user manual, 1* portable EVA carrying case, 7/24h professional tech support. If you have any after-sales questions about jump starters, please contact us anytime.