XTAR SP1 Single Bay Lithium Ion Battery Charger Spring Or you can simply double

Or you can simply double click the tailcap to override the auto-adjustment function

Blade 18" x

and extreme outdoor use

output & runtime regular mode (3+1 brightness levels)

XTAR SP1 Single Bay Lithium Ion Battery Charger Spring Or you can simply doubleThe SP1 from XTAR is a professional Lithium Ion battery charger with three charging current option. It also adopts PWM technology to control the high efficiency DC DC circuit, lower the voltage and reduce energy loss. The built in USB output has low voltage, over load, short circuit, protection from over heating, battery capacity indicators and will stop automatically when the battery reaches low capacity to avoid damage.