9V Li-ion/Ni-MH Rechargeable Batteries Charger - Ultra fit for 1/2/3/4/5 9V Li-ion/Ni-MH Rechargeable Batteries. Best Choice for Travel - Mini & Portable USB Battery Charger It is time to say goodbye with AC adapter and AC socket when charging rechargeable batteries. Unique USB design freely compatible with all 5V USB enable devices like power bank, adapter, solar charger etc. Smart & Speed USB Battery Charger Input: 5V/1A Output: 8.4V DC/250mA 9V DC/80mA Convenient LED Show Charging Progress Red flashing means charging ; Green light means fully charged. (no-load no light) Crafted Battery Charger Ensure Safety * Intelligent control with advanced MCU system, △V and -△V cut-off charging method, automatically stop charging when fully charged. * Short circuit protection,reverse polarity protection and Overheat-detection to prevent over-charging. * Particular trickle charging mode will maximize the capacity of rechargeable batteries.