10pcs Micro USB 5V 1A 18650 TP4056 Lithium Battery Charger Module Board With Protection Dual Function Led Indicator Power Supply

• 100% brand new and high quality
• Charge module- Linear charging.
• Current- 1A adjustable.
• Charge precision- 1.5%.
• Input voltage- 4.5V-5.5V.
• Full charge voltage- 4.2V.
• Led indicator- red is charging Green is full charged.
• Input interface- micro USB.
• Work temperature- -10° to +85°.
• Inversed polarity- NO.
• Size- small to 25X19X10mm.

NOTE:

• Ampere meter can only be connected to 5v input end of the module.
• It is better that the charging current is 37% of the battery capacity. If you charge to the battery of 1000mAH, current of 400 is enough.
• The connection wire should not be too thick.
• Make sure the connect point is good.
• If the input voltage is too high, like 5.2v, the current will be less than 1000mA, it is normal. It is protection function, auto-substract the charging current to avoid burn damage to chip.
• NO Reveral polarity.

Package Included:

• 10 x 5V Micro USB 1A 18650 Lithium Battery Charging Board Charger Module+Protection