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Product Description:
Ultra-small TP4057 lithium battery charging module with a Type-C USB input and protection board, designed for 3.7V ternary lithium batteries with 4.2V charging cut-off voltage.
Core Selling Points:
Supports up to 1000mA maximum charging current output. Integrated protection parameters include 4.00V battery overcharge lifting voltage and 3A battery over-current protection current.
Technical Specifications:
Model: TP4057
Input interface: Type-C USB
Maximum charging current output: 1000mA
Battery voltage: 3.7V
Charging cut-off voltage: 4.2V ± 1%
Battery overcharge lifting voltage: 4.00V
Battery over-current protection current: 3A
Package Contents:
20 x TP4057 lithium battery charging modules
Before Purchase:
For 3.7V ternary lithium batteries. Confirm the battery voltage, required charging current, and Type-C USB input connection before purchase.