ColorWay Alkaline Power CW-BALR03-2BL is a two-battery blister pack of AAA alkaline batteries for everyday electronic devices. Each battery has a rated voltage of 1.5 V.
They fit devices that use AAA batteries, such as toys, flashlights, radios, lamps and medical devices. The two batteries provide a spare for these everyday uses.
The blister opens along a perforated line and can hold the unused battery, keeping it with the pack until needed.