Hähnel HL-F50 is a battery for Fujifilm digital camera. It is environmentally friendly and features very high energy density and has no memory effect. The battery is much smaller and lighter than any other rechargeable battery with similar capacity. This HL-F50 battery is produced to the highest quality standards. A built-in microprocessor safeguards the cells by limiting maximum voltage and by protecting against deep discharge, short circuit and overload.