With Short Circuit protection and Reverse Polarity protection. Input Features Micro USB: 5V 2A. Model: PK-8221 for 1~2pcs 3.7V Li-ion Battery. With 2 LED indicators, intuitive display the charging state.
With Short Circuit protection and Reverse Polarity protection. Input Features Micro USB: 5V 2A. Model: PK-8221 for 1~2pcs 3.7V Li-ion Battery. With 2 LED indicators, intuitive display the charging state.