AC adaptor , Professional recharge for W172,W172B, used only .
Charging model is constant current turn to constant voltage, with over-load/short-circuit/polarity reverse protection.
Easy to use: Each separate battery has three-colors LED light indicator: RED-charging, GREEN- full and no battery, GREEN-set battery with wrong polarity.
To make sure the safety and reliability of batteries and charge.
5.0
design customization
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