Preferred choice of professionals – sound technicians, broadcasters, hospitals, police and fire departments nationwide. Trusted for medical devices. Reliable long-lasting power. Manufactured using superior cell design to ensure high-quality cell construction. Procell Alkaline AAA industrial batteries are ideal for powering all devices including professional devices, such as smoke/carbon monoxide detector, security keypad, remote control, wireless mouse, keyboard, motion sensors etc. Quality alkaline technology - far superior to cheap zinc carbon types. AAA Size is also known as "Triple A", MN2400, LR3 and LR03, KSAAA etc. A AAA battery measures approx. 4.4cm in length and 1cm in diameter. Each battery comes with a ‘quality warranty’. Design, safety, manufacturing, and qualification follow Procell’s stringent battery standards, which incorporate parts of the ANSI and IEC battery standards.