1250mAh Charger for Gopro Hero3 AHDBT 201 AHDBT-301 Dual Battery Description:   Double charger For Gopro hero3 AHDBT-201 AHDBT-301 Battery. Ensure the provision of high-quality electrical power. Long service life、 more durable. Advanced technology、 reliable quality. With anti-overcharge、 over discharge、 over current (short circuit) overheating quadruple protection. Use of lead-free SMT process、 in line with environmental requirements.   Specifications:   Input: 5V 2A Output: 4.2V 800mAh*2              800mAh*1 Type: Dual Charger Material: Plastic shell Applicable Battery: GOPRO AHDBT-201\/301\/301 GOPRO Hero3 \/ 3 + battery capacity 1680MAh   Package Included:   1x USB Dual Charger 1x USB Cable  Detal Pictures: