Product model: 6LR61 9V
1. Length * width: 17.5*26.5mm
2. Height: 49.5mm
3. Shell: aluminum foil paper
4. No mercury and no cadmium
5. Shelf life: 3 years
Scope of application: microphone, alarm clock, remote control, flashlight, mini fan, toys, radio, camera, calculator, MP3, etc.