Philips Power Alkaline Batteries 9V - Pack of 1: Alkaline technology is ideal for energy hungry devicesAlkaline batteries are 6x better than average Zinc CarbonThe battery remains fresh for use for up to 5 yearsPhilips Alkaline batteries contain 0% Cadmium, Mercury, LeadBattery type: 9V / 6LR61 AlkalineBattery voltage: 9 VKeep them runnin