Eletechsup Factory store

2x Mini USB Li Lithium Battery Charger Module TP4057 DC 5V to 4.2V Step-down buck Board for diy Mobile phone 18650 Solar Charger

Name: 2x Mini USB Li Lithium Battery Charger Module TP4057 DC 5V to 4.2V Step-down buck Board for diy Mobile phone 18650 Solar Charger
Brand: Eletechsup Factory store
SKU: TB406*2
Price: 1.99 USD
Availability: InStock

$1.99 USD

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Product Name: Mini USB Li Lithium Battery Charger Module TP4057 DC 5V to 4.2V Step-down buck Board for diy Mobile phone 18650 Solar Charging

Packing list:

2 PCS Mini USB Li Lithium Battery Charger Module

Description:

Lithium Battery Charger Module - Linear charging.

Current : 500MA adjustable(Default 300MA)

Charge precision : 1.5%.

Input voltage : DC 5V (DC 4.5V-7V)

Full charge voltage : 4.2V.(If the battery is not connected, the output voltage may be greater than 4.2V. this is normal.)

Led indicator : red is charging Green is full charged.

Input interface : mini USB.

Work temperature : -40° to +85°

Size : 27mm*12mm*5.2mm(tiny)

Weight : 1.4g(light)

Can be used DC 5-6V power supply charger(Such as Solar panels)Charging module comes with charge-management functions, will not overcharge or over discharge

Comes with rechargeable function,Will enter standby mode when fully charged.When the battery capacity is below 80%, the charging start.

Applications:

Battery powered equipment

Lithium Battery 18650

Mobile phone

Solar charging

MP3/MP4 player

Audio equipment

MINI USB