Very safe, very compact, durable and portable lithium-ion jump starter. It features spark-resistant technology and reverse polarity protection. Instantly starts most single batteries up to 80 times on a single charge. Ideal for the widest range of engines including petrol/diesel 10.0L + fitted with an advanced 12.1V voltmeter. Provides remote power with a 12V plug (included) for tire pumps, inverters and phone chargers. The device also has a direct USB plug 5V 2.1A. Full power jump-starts the vehicle up to 80 times on a single charge. Compatible with gasoline and diesel engines +10.0L. Protects against reverse polarity, sparking, overcharging, overcurrent, open circuits and overheating.