Wyness Rechargeable 3.7V 18650 Lithium Ion Battery and Charger Convenient and safe for High-power LED Flashlights, Headlamps And More Four Channels (A Set of 4 x Batteries and 1 x Charger)

Price: $14.99
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Product Features

Convenient and safe charging. it is charging when the light is red, it is full charge when the light is green Low operating temperature and long service life Safe use Good insulation performance, high resistance to electrical strength Quicker Charger: Bigger electric output current and quicker charging, fully charged in around 7 to 9 hours, quicker than these cheap chargers Designed for optimal heat dissipation and made from fire resistant, flame retardant PC material for safety Protective Board: Integrated PCB protection protects the whole item at full-charge 4.2V and cut-off charge 2.75V respectively