Ultrafire WF-139 Rechargeable Battery Charger New for 3.7V 17500 17670 18650

This is the dual-channel standalone charger. It has more advantages and benefits.
Two battery channels are independent apartment.
Battery charging time of one is the same with to charge two batteries.
CPU controls intermittent pulse charging each channel. High current charges the battery a short time, then a small current , and then High current, circulating as this way, until to the cut-off voltage, the charger shuts off automatically
Model: WF-139
 Input 1: AC 100-240V / 50-60HZ
Input 2: DC 12V / 400mA (Auto Adapter Cable not included 1.5x4mm barrel center ve)
Output: DC 4.2V / 450mA
Application: For rechargeable battery 18650(but not for the one with protection board),14500,18500,17670,17500 lithium batteries
While Charging, the red and green lights flash alternately. After fully charged, green LED stays on.
Color: Black
sku: 07030200
ultra fire FBC-WF-139

Package:
1 x Ultra Fire Charger
1 x Power Cable Plug

Information's are here for your reference only and accuracy can not be guaranteed.

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