Treedix Battery Voltage & Internal Resistance Tester with LCD for 18650 AA AAA

Specifications: Product Name: Battery Voltage and Internal Resistance Tester Voltage: 0.5V–99.9V Internal Resistance: 0.1mΩ–19.9Ω Measurement Accuracy: ±5% Size: 156 × 36 × 22 mm Package Includes: 1 Pcs × Tester 1 Pcs × Kelvin Test Clip 1 Pcs × Probe Test Lead 1 Pcs × Charging Cable

• Wide Battery Compatibility：Designed for testing 18650 lithium batteries, AA/AAA alkaline batteries and other common batteries or battery packs with external test leads.
• Voltage & Resistance Measurement：Measures battery voltage from 0.5V to 99.9V and internal resistance from 0.1mΩ to 19.9Ω for quick battery condition checking.
• Clear LCD Display：The LCD screen shows readings clearly, while the green backlight helps improve visibility in low-light working environments.
• Simple One-Button Operation: Easy to use with one-button control for power, backlight and sleep mode, making battery testing fast and convenient.
• Useful for Multiple Applications：Suitable for battery production checks, warehouse sampling, battery maintenance, electronics repair, DIY projects and daily battery sorting.