Energiser Lithium Batteries AAA 2 pack - Up to 8 Times More Power than Alkaline
Energiser Lithium Batteries AAA 4 pack - 8 Times More Power than Alkaline
Lithium batteries have many advantages over alkaline batteries. Up to eight times longer life that alkaline, with extremely low self discharge ensuring this battery stays active for a very long time, even when being not used more than10 years).
They are 30% lighter then alkaline batteries with a temperature range -20 to + 60C.