DC 12V-60V Lead-Acid Digital Battery Capacity Indicator Charge Tester Voltmeter

digital battery capacity and voltage meter designed to operate on 12V–60V systems, suitable for lead‑acid, lithium, polymer, and nickel batteries. Below are the key highlights:

What the device is

A compact dashboard‑mounted digital tool that displays:

• Battery charge level using 8 color bars (6 green + 2 red for low‑charge warning).
• Real‑time battery voltage with high accuracy.

Key Features

• Automatic voltage identification with no manual setup required.
• Dual display: battery percentage + voltage.
• Reverse polarity protection to prevent damage from incorrect wiring.
• Compatible with:
• Lead‑acid batteries
• Lithium batteries
• Polymer batteries
• Nickel batteries
• Fast refresh rate (every 300 ms).
• Low power consumption (5–15 mA).

Technical Specifications

• Measurement range: 12–60V DC
• Dimensions: 55 × 32 × 28 mm
• Display color: Blue
• Not waterproof
• Cable length: 15 cm

Common Applications

Ideal for:

• Electric bikes
• Golf carts
• Solar power systems
• Portable battery packs

Arduino and robotics projects