Progo Brand Li-Ion Rechargeable Digital Camera Battery for Gopro AHDBT-001 AHDBT001, Fits Gopro HD Motorsports HERO, Surf Hero, Hero Naked, Hero 960, Hero HD 1080p Progo Brand Replacement Battery, 100% Compatible with original manufacturer equipments, guaranteed! Integrated microchip prevents overcharging, overheat & provide short circuit protection. High quality Li-Ion battery cell. 3.6v/3.7v, 1100 mAh Capacity Absolutely no memory effect so that you can charge battery at anytime 12 months USA warranty