1.ultra-thin Electricity display, 5 LED indicators, display more intuitive and more beautiful.
2. Connect the positive and negative terminal of the display board and connect it to the positive and negative ends of the battery to be tested. Lightly press the red button with your finger and the IED lamp lights up to show the real-time battery power.
3. Loosen your finger and the LED light will be extinguished after 3-5 seconds of delay. No power will be consumed during static operation.
Display Electricity Quantity Parameter:(The following data is a reference value, there will be 2% error range)
1.When battery voltage is over N*3.2V,it will illuminate 1 block electricity quantity (note:N represents battery quantity)
2.When battery voltage is over N*3.4V,it will illuminate 2 blocks electricity quantity
3.When battery voltage is over N*3.6V,it will illuminate 3 blocks electricity quantity
4.When battery voltage is over N*3.8V,it will illuminate 4 blocks electricity quantity
3.7V lithium battery,full charge 4.2V
2S lithium 7.4V battery , full charge 8.4V
3S lithium 12V battery , full charge 12.6V
4S lithium battery , full charge 16.8V