Features Defend Your Equipment - This battery tester is used between charger and electronics to defend your electronic products. Plastic material: Using excellent plastic material, the meter possesses impact resistance, scratch resistance, environmentally friendly. Main Application: Our battery tester has current, voltage, capacity, synchronization, power, Wh, temperature display and 9 sets of data storage. IDEAL REPLACEMENT - This USB tester can be used easily, making it an ideal replacement for old and damaged parts. EASY TO CARRY - Comes with small size and lightweight, you can easily carry this tester to help you with your work. Specification: Item Type: USB Tester Product material: Plastic, Components Product size: approx. 58 x 24 x 25 mm/2.28 x 0.94 x 0.98 inches. Weight: 150 g. Input Voltage: 4-30V Current: 0-5A Grouping: 1 to 9 groups Time: 0 to 99 hours Temperature: - 5 to 80 °C Power: 0-150W Hours: 0 to 99999 hours MAh: 0-99999mAh Package List: 1 x USB Tester Package List 1 x USB Tester