The NRG Battery Kit by Black Diamond is rechargeable power.
DECENT FEATURES of the Black Diamond NRG Battery Kit
- NiMH battery kit compatible with the Apollo lantern and the Fall 2011 and older Icon headlamp
- Simple, one-step wall charging, similar to a mobile phone
- Weight: 4.9 oz / 142 g
- Case Pack Quantity: 10
- Retail Package Dimension: 7.2 x 6 x 3" / 18.4 x 14.9 x 8 cm