Black Diamond's BD 1800 is a rechargeable battery that can also be charged, representing the next step in modular battery technology. The BD 1800 is compatible with the Sprinter 500 and ReVolt 350 and is charged via USB. It contains an 1800 mAh lithium-ion cell that provides the freedom of a reliable and reusable power source for running, climbing and hiking.

Features:
• Compatible with the Sprinter275 and ReVolt350
• Charger included
• Powerful lithium-ion cell with 1800 mAh
• Battery weight: 70 g