1S lithium battery charge indicator module – 3.7V

Lithium battery charge indicator module that shows the charge percentage of a 1-cell lithium battery on 4 blue LEDs.

SKU 1606-LVBATT1SEAN 8219671105408Item type: Assembled

Description

Keep an accurate eye on the charge state of a 1-cell lithium battery with this compact, easy-to-read indicator module. Its small 43.5×20 mm size and 4 bright blue LEDs give a clear, immediate reading of the charge percentage. Designed for lithium batteries with operating voltages from 3.3 V to 4.2 V, it suits electronics projects, portable devices and battery-powered systems. Easy to fit, it works straight away with no extra setting up.
How it works
  • LED indication:
    – 1st blue LED: the voltage is above 3.3 volts (25%)
    – 2nd blue LED: the voltage is above 3.5 volts (50%)
    – 3rd blue LED: the voltage is above 3.7 volts (75%)
    – 4th blue LED: the voltage is above 3.9 volts (100%)

Charge indicator for lithium batteries

Technical details

Outer section the voltage is below 3.3 volts (less than 25%)
Supported battery type 1-cell lithium battery (1S)
Operating voltage 3.3 V - 4.2 V
Charge state indication Through 4 blue LEDs
Dimensions 43.5 x 20 mm
Operating temperature range 0°C ~ 50°C
Connection 2 pins (battery positive and negative)
Module material PCB with SMD components
Weight ~5 g

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