36V Two Wire Digital Display Electric Quantity Meter

SKU: rz24316996
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  1. Material: Plastic and Metal
  2. Shell Color: Black
  3. Digital Color: Outline Red, Display Block Blue
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This is a tiny and compact digital Battery Level Indicator with  LED Display. The 36V Two-Wire Digital Display Battery Level Indicator requires only a few minutes of configuration and is as simple as directly connecting wires to the source you want to measure and seeing the LED blink!!!!

Display Electricity Quantity Parameter: (note: N represents battery quantity) 
1.When the battery voltage is over N*3.3V, it will illuminate 1 block electricity quantity.
2.When the battery voltage is over N*3.5V, it will illuminate 2 blocks of electricity quantity.
3.When the battery voltage is over N*3.7V, it will illuminate 3 blocks of electricity quantity.
4.When the battery voltage is over N*3.9V, it will illuminate 4 blocks of electricity quantity.
5.When the battery voltage is less than N*3.3V, 4 blocks display will be off; it represents battery is less than 3.3V, and you can charge the battery.

The red wire is to connect to the positive pole, the black wire is to connect to the negative pole. No need to worry even if there is any connection mismatch of the wires, the electric circuit won’t be a boom because it features reverse polarity protection.


  1. Battery type electricity quantity display.
  2. Wide application fields: lithium battery.
  3. Using Method: connect display board positive and negative port with tested battery positive and negative port, the digital tube will display real-time battery electricity quantity.
  4. Digital Color: outline red, display block blue (when battery electricity quantity is full, it will be all on).

Package Includes:

1 x 36V Two-Wire Digital Display Battery Level Indicator

Additional information

Shell Color


Display Color

Outline: Red, Status block: Blue

Voltage tolerance


4 Levels of Power

25%, 50%, 75%, 100% full

Working current

5-15 ma

Refresh speed

300mS once

Lead length

About 20cm

Working temperature