The DC converter with USB battery crocodile clip is suitable for 5V digital products such as mobile phones, mini speakers, tablets, LED lights, navigators, etc. Compatible with Android phone series, and supports other 5V digital devices such as earphones, MP3 players, digital cameras, etc. The DC converter with battery clip adopts wide voltage input and supports wide voltage input from 8 to 30V. Suitable for motorcycles and cars, with 4 USB ports, it can charge 4 devices simultaneously, with fast charging, high efficiency, low power consumption, fast heat dissipation and low heat generation. Overheat protection to prevent the risk of circuit burnout caused by excessive ambient temperature. Overcurrent protection, detects overcurrent, responds quickly, and blocks battery circuits. Overcharge protection to prevent equipment damage when charging high-power digital products. Overcharge protection to prevent digital products from being overcharged during charging. Convenient to use, the