American Red Cross Blackout Buddy H2O Water-Activated Emergency Light, Pack of 3, ARCBBH2010W-TRP
- Environmentally friendly water-activated magnesium-oxide battery module
- Add water once per day for up to 72 hours of continuous light
- Safe to use in any weather condition, even if submerged in water
- On/off night light option
- Unlimited accessory options for attachment during operation