USB Smart Battery Charger 4-Bay 5V 2A for Rechargeable Batteries 3.7V Li-ion TR IMR 1865O 2665O 145OO 16340(RCR123) Red/Green Display (Not Battery)

【 PACKAGE INCLUDE 】 1pcs USB 4-slot Smart 18650 Battery Charger; Battery charger size: 4.7x3.5x1.2in. Warranty: Gracetop provides customers with 30 days money back guarantee and 1 years warranty service. 【 Universal USB port 】 The latest design USB port battery charger, battery charger operating voltage is 5V, So do not worry about high voltage to bring you harm and disaster. USB charging help travelers can charge lithium ion batteries anytime anywhere, especially when you don’t have enough outlet,you can even simply plug into your laptop or other device. 【 Multi-function 】 The 4 bay can be adjustable for different battery length.This battery charger is suitable for 3.7V Li-ion rechargeable batteries such as 26650/18650/18500/18350/17670/16340/14500/10440 rechargeable batteries. 【 4-Bay Battery Charger 】The universal battery charger 4 charging slots can set the single-channel charging current up to 1.5A max. Automatically/manually select the optimum charge current, Supports 4-channel simultaneous independent charging without affecting. 【 USB Battery Charger 】Battery charger with Red/Green led light display, safe and fire prevention PC+ABS material Battery Charger, with heat-resisting, low temperature resistance and scratch resistance;.

Battery charger encountered what problems? Old charger used 110V Voltage - May cause fire; Charger power plugs are not compatible - different power plugs are required in different countries, which is very troublesome. Fixed battery size - General battery charger can only use 18650 battery. 2019 New Battery Charger GT-04U GRACETOP Smart Battery Charger will give you the best product experience. 5V safe voltage - 5V voltage can avoid fire and is safe for children. USB Port Plug Design - USB Port can be used in any environment, power bank, car adapter, computer, USB power adapter. Charger slider design - Can support more size batteries, such as: 26650, 1650,14500,16340 battery.