Smatree Battery(2 Packs)+Charger Kits+Head Strap Mount+Chest Belt Strap Mount+ Aluminum Thumbscrew+J-hook for Gopro HD HERO3+,HERO3,AHDBT-201,AHDBT-301, AHDBT-302 Smatree a size Head Strap Mount and Chest Belt Strap Mount for all Gopro cameras Battery and charger kits are fully compatible with GoPro HD HERO3+, HERO3,AHDBT-201,AHDBT-301, AHDBT-302 Battery : Made with high quality Japanese cells, 1200mAh Package: Battery(2pcs)+ charger kit + Head Strap Mount + Chest Strap Mount+Thumbscrew+J-HOOK 2 year warranty,30 days money back no hassel