6PCS 2in1 1-8s Lipo Battery Voltage Tester Black Shell RC Low Voltage Buzzer …
The front of the display is facing up (the digital display), and the white balance charging plug of the battery is inserted along the leftmost pin of the display. Use Instructions: The front of the display is facing up (the digital display), and the white balance charging plug of the battery is inserted along the leftmost pin of the display.