Gmjay 7 In 1 Car Jump Starter Battery Pack Booster Portable Charger Power Bank Built in Air Compressor Car Inflator

【POWERFUL BATTERY SUPPORT】12V diesel and gasoline dual start,high current makes the start fast,the peak current can reach 600A instantly. 【LIMIT TEMPERATURE -20C~60°C】Temperature protection is available at any time, limit temperature protection system, recommended to use temperature between -20C~60C for safe use. 【MULTIPLE PROTECTION FUNCTIONS】current protection/magnetic field protection/constant current protection/overcharge protection/ temperature protection/ short circuit protection/stabilization protection. 【EASY TO USE AND SIMPLE TO CONNECT】Positive and neg ative, easy to connect,and have reverse polarity protection.Electric shock an d overheating to avoid any possible danger. 【AVARIETY OF LIGHTING METHODS】lighting mode,burst flash mo de,emergency rescue mode.Outdoor,long-distance travel essentials.