3.7V Lithium Battery 4 Paragraph Power Indicator Module

Was: 5.99
Price: 1.86

Description 1 onboard high precision voltage detection chip and power supply voltage chip2 onboard four power indicator LED lights three kinds of color display red yellow yellow green representing 20 50 80 100 of the battery3 set aside a battery testing interface and two positioning hole4 PCB size 22 2 mm x17 2 mm Package included 1 x 3 7V Lithium Battery 4 Paragraph Power Indicator Module
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