Description: Material: ABS Size: 4.29*2.36*0.98in/10.9*6.0*2.5cm Colour: Black Model: BT-168 PRO Type: digital Voltage measurement range: 0.8-10.6 (V) Voltage measurement accuracy: 0.01 (V) Test voltage: front test position, 0.8V-7.2V, can test 18650, 21700 and other lithium batteries, 9V test position on the side, 5V-10.5V. Features: Wide application: suitable for all 1.5v batteries, AA, AAA, C, D, button batteries and 9v batteries, 18650, 21700 lithium batteries, 16340, 18350 and other lithium batteries. The test voltage is directly displayed digitally. Accurate and easy to read: The analog display pointer moves on a color-coded, calibrated scale for quick identification of "Good" (green), "Low" (yellow) and "Replace/Charge" (red) battery status. Function: Can be used to quickly test the battery capacity. Easy to carry: compact structure, small size, easy to carry, can be used anytime and anywhere. No power required: No batteries required to operate, easy to use. Usage: Ideal for people who regularly use regular or rechargeable batteries Instructions: 1. The 9V battery is directly connected to the two test points on the side of the tester. Pay attention to distinguishing the positive and negative poles. 2. For other batteries, please use your fingers to open the test arm on the top of the tester and snap the battery in. Pay attention to the positive and negative poles. Notes: 1. Please allow 1-3mm differences due to manual measurement, thank you for your understanding! 2. Due to differences between different monitors, please understand that the pictures may not reflect the actual color of the item. Packing List: 1 x battery tester _x000D_ _x000D_