Strong Flash LED: In the dark situation, can supply long time light. In Emergency situations, can start SOS LED light shining Suitable for 90% vehicles: Below 2.5L 12V Gasoline/below 2.0L 12V Diesel Simple operation, easy your car life: After a "BEE" sound, the indicator light shows in green, means connection is correct, and can start the engine 8800mAh large capacity power bank: Smart USB output, compatible with most of the smart devices in the market Start the car in lower temperature, no fear of a severe cold environment: Inside with smart IC temperature protection can start the car in cold situation Cordless inflator meets all your needs: 4 nozzles for extensive application, such as for balls, balloons, bicycles Specifications: Product model: ST-5517 Product material: PC Working voltage: DC12V Output current: 2A Piston diameter: 24mm Maximum air pressure: 150psi Accuracy: ± 1.5psi Air volume: 20L/min LED lumen: 20LM, SOS/flashlight function Noise: less than 85db Charging time: 3-5 hours Usage time: 30 minutes Inflation speed: about 6 minutes to fill one tire (2.3~2.5 Bar) Protection function: overcharge/current protection, short circuit protection Length of air hose: 240mm ± 10mm Product size: 150 * 61 * 43mm Net weight of product: 510g