2x Mini USB Li-Lítium akkumulátortöltő modul TP4057 DC 5V – 4.2V Step-down Buck Board barkácsoláshoz mobiltelefon 18650 napelemes töltő
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
 
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
 
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