Black Diamond BD 1800 Rechargeable Battery & Charger Pointer Brand you'll keep cool with the

you'll keep cool with the Air Support back panel

Primaloft® Gold Active is a highly breathable stretch insulation

and waterproof

Fabric is 100% cotton duck

Automatic Pressure Equalization Valve - balances interior pressure

Black Diamond BD 1800 Rechargeable Battery & Charger Pointer Brand you'll keep cool with theThe new BD 1800 Rechargeable Battery and charger is the next evolution in modular rechargeable battery pack technology. Compatible with the Sprinter 500 and ReVolt 350, the BD Rechargeable battery comes with a USB charger and is a 1800 mAh Lithium Ion rechargeable cell, giving you the freedom of reliable light you can use again and again while running, climbing and trekking in the mountains. Charger included 1800 mA hr Lithium ion of rechargeable