DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery

DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery
DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery



Feature:
 
Power consumption: display full bright 42ma, single lamp display 4ma (the digital tube has a word on one side of the pin is positive)
Measuring range: General battery within 2.4-20V
Display mode: Multiple light bar display or single light spot display
Pcb board size: 2.6 x 4.9 cm
Note: The pin on the side with words of the digital tube is the positive pole.
 
Package included:
 
1 x Resistor 3K
1 x 3296W Precision Potentiometer 5K (502)
1 x 3296W Precision Potentiometer 50K(503)
1 x 6*6*7 tou ch keys
1 x LM3914 DIP Chip
1 x 18P IC Holder
1 x 10 segment digital tube
1 x PCB board



















DIY LED Power Indicator Kit Power Indicator Power Tester For 2.4-20V Battery See detail