| Optional | USB |
|---|---|
| Brand | Unbranded |
| Type | Battery Capacity Indicator Voltmeter |
Check the listing for details. DC 7-30V Waterproof Digital Voltage Battery Capacity Level Indicator Voltmeter. Condition: New. Listed at 6.71 USD. Compatible with multiple battery types: Suitable for lead-acid, ternary lithium, and lithium iron phosphate batteries. Relay Module. Battery Level Indicator 1. Waterproof Cover 1. Product Details. Cable Length: Approx.