This is a GREAT LCD battery fuel gauge for 20S 84V Lithium Li-Polymer battery only , you can easily monitoring your battery capacity and enjoy the device. Note: PLEASE KINDLY CHOOSE THE CORRECT MODEL WHEN BEFORE ORDER, IF NOT SURE PLEASE ASK US FIRST. Features: 1.Designed for 20S 84V Lithium Li-Polymer battery only 2.With switch, with buckle, comes with switch 3.High-definition LCD material, supporting 30CM terminal wire, easy maintenance 4.Wide voltage input, 8-65V, reverse protection, percentage of electricity, the voltage value of accurate display, the voltage accuracy of 1% 5.Switch can be turned off, switch the display state 6.Voltage fluctuation 0.3V / 0.5 second wake-up, or key to wake up if you are not sure your battery, please kindly contact with us to confirm battery first, thanks for your cooperation.
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