The Tacklife T8 PRO jump starter has excellent waterproof (IP65), dust-proof and anti-drop performance. It can be used safely even in harsh conditions such as rainstorms, sandstorms and low temperatures, giving you the confidence to start 12V gas and diesel engines anytime and anywhere. You can also use it to charge your phone, computer, tablet, or any other electrical appliance. Its quiescent current is 30uA, the standby time about one year after a full charge. There are three modes of emergency LED light and red warning signal, which is convenient for night use. It is also equipped with a compass, to aid in finding your bearings in emergency situations.