Battery Tester, Rechargeable, LCD Display, Measures Voltage and Internal, Compatible with AA AAA, for DIY and Battery Maintenance (Host + Charging Cable)

Item Type: Battery Voltage MeterMaterial: ABSPower Supply: Built in lithium ion rechargeable batteryBattery Capacity: 1000mAhMeasuring Range: 0-999MΩPower Supply: 5VTest Voltage: 0.5-9.99V (forward); -0.5-(-9.9V) (reverse)Accuracy: ±1%Repeat Error: ±1%Application: Battery production line test, warehouse battery sampling inspection, photovoltaic inverter, battery maintenance, electronic DIYPackage List：1 x Battery Voltage Meter1 x User Manualor1 x Battery Voltage Meter1 x User Manual1 x Charging Cable Note:1. This product is not suitable for AA/AAA carbon battery measurement.2. During measurement, if the voltage or internal of the battery under test is found to be 0, the may be poor, and the battery can be reinserted and measured again.3. This product is not waterproof.

• Accurate & Best Testing: Measure both voltage and internal resistant of lithium and AA/AAA batteries with precise, real-time results, ensuring optimal battery performance for all your devices.
• Portable & Convenient: Compact and lightweight design with built-in 1000mAh rechargeable battery, featuring a Type-C charging port for easy recharging anywhere, anytime—suitable for on-the-go battery checks.
• Clear LCD Display: Wide-view HTN LCD screen offers easy-to-read results with intelligent detection prompts, making it simple to monitor battery health at a glance—no complicated setup required.
• Versatile Battery Compatibility: Supports a wide range of batteries, including lithium and AA/AAA batteries, ideal for DIY electronics, battery maintenance, and quality control in production settings.
• Sturdy & User-Friendly: Built-in 3.7V rechargeable battery, ABS casing for durability, and straightforward Usage—suitable for both professionals and hobbyists wanting accurate battery diagnostics.