Led flashlight 18650 battery charger (single slot)

Product description:
Scope of application: 18650 batteries
Output voltage: 4.2v
Output current: 0.5a
Input voltage: ac100-240v
Features: anti-reverse, full of stop
Charging status indicator lamp:
Red light for charging
Green light when empty
Full of traffic lights
Product size: 10x4 x 3.3 cm