[elecena] 1S LED 3.3-4.2V Battery Charge Indicator - zmiany ceny Measuring range: 3.3-4.2V Supply voltage from the measurement source 4-stage LED indicator Refresh rate: 500ms / measurement Working temperature: -10 ° to 65 ° C Dimensions: 44 x 20 x 9.2mm Block illumination color: blue Battery case illumination color: red Number of highlighted blocks depending on voltage: below 3.3V - 0 blocks 3.3V - 3.5V - 1 block 3.5V - 3.7V - 2 blocks 3.7V - 3.9V - 3 blocks over 3.9V - 4 blocks 1S LED 3.3-4.2V Battery Charge Indicator - 4.17 EUR https://elecena.pl/product/22606211/1s-led-3-3-4-2v-battery-charge-indicator 2023-02-22 1S LED 3.3-4.2V Battery Charge Indicator - 5.13 EUR https://elecena.pl/product/22606211/1s-led-3-3-4-2v-battery-charge-indicator 2025-10-29