"Forte" lithium 9-volt battery is a consumer-replaceable battery that lasts up to 5 times longer than ordinary alkaline 9V batteries and 10 times longer than carbon-zinc batteries. It has the highest energy density, flattest discharge voltage curve, longest shelf life, widest operating temperature range, and lightest weight of any comparable 9-volt battery.

Specification:

ER9V

Nominal capacity(0.5mA-6.0v): 1200mAh

Nominal voltage: 10.8V

Max. constant current: 50mA

Max.pulse current: 100mA

Weight: 40g

Volume: 17.8*27.5*49.8mm

Workable temperature: -55~+85