No.5 carbon battery alkaline battery 3 years warranty trustworthy non-toxic environmental protection safe and reliable durable zinc manganese dry cell storage normal conditions 3-5 years voltage 12v material alkaline zinc manganese use toys wall clock repeater remote control etc. voltage stable performance good use of chemically stable manganese dioxide as the positive material high energy lithium metal as the negative material ensure high and low smooth current effectively prevent unstable current damage to electrical appliances no Mercury-free Environmentally friendly No lead or cadmium added No mercury or other harmful substances Safe and environmentally friendly Powerful and durable Large capacity Long discharge time 30 minutes or more Low discharge Long life Each product we have gone through rigorous testingalkaline battery 3 years warranty trustworthy non-toxic environmental protection safe and reliable durable zinc manganese dry cell storage normal conditions 3-5 years voltage 12v material alkaline zinc manganese use toys wall clock repeater remote control etc. voltage stable performance good use of chemically stable manganese dioxide as the positive material high energy lithium metal as the negative material ensure high and low smooth current effectively prevent unstable current damage to electrical appliances no Mercury-free Environmentally friendly No lead or cadmium added No mercury or other harmful substances Safe and environmentally friendly Powerful and durable Large capacity Long discharge time 30 minutes or more Low discharge Long life Each product we have gone through rigorous testing