Battery Capacity & Voltage Indicator LCD Panel Meter GY-6 (12V-84V)
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Prices updated: 13 Oct 2026
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About this product
The GY-6 series LCD panel meter shows the remaining charge as a percentage bar and the live voltage of a 12V-84V battery pack on a green backlit display. It connects with just two wires and supports lead-acid, Li-ion and LiFePO4 batteries, making it useful for monitoring battery banks in DIY and power projects.
Specifications
- Supply Voltage
- 12V to 84V DC
- Detection Range
- 8V to 100V
- Display
- Green Backlit LCD
- Output Type
- LCD Percentage & Voltage Readout
- Wiring
- 2-Wire (Red/Black)
- Compatible Batteries
- Lead-Acid, Li-ion, LiFePO4
Frequently asked questions
How do I connect the meter to a battery pack?
Connect the red wire to the positive terminal and the black wire to the negative terminal of the battery pack.
Which battery chemistries can it display?
The listing says it can be configured for lead-acid, Li-ion, LiPo and LiFePO4. Set the chemistry according to the manufacturer's instructions for your pack.
