18650 Battery Charger 1 / 2 / 4 Slots Dual For 18650 Charging 4.2V Rechargeable Lithium Battery Charger

Voltage range : USB (5-20V DC) Output Power : ≤37.5 High-concerned chemical : None Data Transmission : No Power Source : DC Display screen : No Intelligent Charge : Yes Quick charge : No Type : USB Brand Name : OLOPKY Origin : Mainland China