Godox V850/860 TT850/860 Flash Lithium VB18 Improved Battery with VB18 AC Home Charger Kit for Ving Flash Speedlite(Improved Battery),Includes:(1)Improved VB18 Battery+(1)AC18 Home Charger for VB18 Compatible with Godox Ving Lithium Flash Speedlite V850 V860n V860c and Neewer Tt850 Tt860 Its full power flash reaches to 650 times, which guarantees enough flash time during shooting Godox VB-18 Dedicated Rechargeable Li-ion Battery for V850. Adopting superior material and with highly advanced technology, it gets long service time. Light back speed up to 1.5 seconds, going ahead of those similar products. Note: Vb18 Battery now via more rigorous quality control and have IES or CREEPON logo in the Battery