3.7V lithium battery booster module 5V 1A

3.7V lithium battery booster module 5V 1A supplies a 5V micro USB source to the charging input, which will charge the connected battery to 4.2V.
Great for mobile power sources using Lithium-ion batteries (unprotected is also ok). Connect multiple batteries to the battery input to increase the capacity power capacity.

• Overcharge protection: 4.3V
• Overcharge protection release: 4.1V
• Over-discharge protection: 2.9V
• Over-discharge protection release: 3V

Specification:

• Charging voltage input: 5V 1A
• Step up voltage output: 5V 1A max
• Transient current: 180uA
• Red LED: Charging
• Green LED: Charging completed
• Blue LED: There is a load in the USB

Package included: 1x 3.7V lithium battery booster module 5V 1A

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