【Activate Activate Protected Batteries】 The Suraziki charger features a function to activate protected batteries at 0V, initiating the charging process with a constant current once the batteries are activated. Upon detecting full charge, the charger automatically disconnects. (To recharge again, the connection needs to be disconnected and then reconnected to the battery.) 【Four in One Safety Protection】With 4 safety protection mechanisms, this charger ensures the safety of internal components and extends its lifespan. These mechanisms include protection against over-temperature, output short-circuit, and output over-voltage/under-voltage. 【Real-time Charging Status】With an LED charging indicator, the charger can display the real-time charging status of the charger, including standby, charging, full charge, and any charging abnormalities, allowing you to get the real-time charger status.