5pcs 1S 4.2V 18650 Lithium Li-ion Battery Capacity Indicator Power Level Tester

Features:

Ultra-thin power display
5 LED indicators
The display is more intuitive and more beautiful

Instructions:

1. Connect the positive and negative terminals of the display board to the positive and negative terminals of the battery under test. Press the red button with your finger and the IED light will illuminate. Display the real-time battery power.
2. Release your finger, the LED light will be off after 3-5 seconds, and it will not consume power when it is static.
3. With reverse connection function, even if the positive and negative connection will not burn, adjust it.

The lithium battery group displays the power parameter: (The following data is the reference value, there will be a 2% error range)
(Note: N is the number of battery segments)

The first power indicator is red
Battery voltage is greater than N × 3.3V, bright second blue
The battery voltage is greater than N × 3.5V, and the third blue is bright.
Battery voltage is greater than N × 3.7V, bright 4th blue
Battery voltage is greater than N × 3.9V, bright 5th blue

Packet Contains:

5pcs x 1S 4.2V 18650 Lithium Li-ion Battery Capacity Indicator