Compact charger with LED indicator, which shows charging status and if single-use or bad batteries are inserted. Features auto power cut-off timer after 8hrs, and -dV full charge detection to prevent over-charging, over-voltage and short-circuiting, as well as damage to the battery lifespan. Offers 360mins charge time for 4 x AA 2100mAh batteries (included) via USB connection, and 180mins charge time for AAA 850mAh batteries (sold separately). The supplied batteries can be charged up to 500 times. Suitable for use with wall sockets and portable powerbanks. Sturdy case can be used as a battery organiser. Charges AA & AAA Batteries Full Charge in 6Hours LED Indicators Charges AA & AAA Batteries Full Charge in 6Hours LED Indicators