Description 168D PRO Description: This kind of battery tester is suit for testing different types of batteries, such as AA, AAA, C, D, 1.5V, 9V, cell battery, 18650 and others, making your life more convenient. Material: ABS. Size: 11*6*2.5cm. 168D Description: This 9V battery digital checker is suitable for testing the regular battery and rechargeable battery. The AA battery digital tester is easy to use and can be used to tester a 9V, AA, AAA, C, D, 1.5V battery or button battery. The digital battery tester features a digital display, convenient to read, and can display the volt reference value. Material: plastic. Size: 11x4x2.4cm. Battery size: 1.5V, Good: 1.5V-1.28V; Low power: 1.27V-1.15V; Replace: Below: 1.15V. Battery size: 9V, Good: 9V-7.8V; Low power: 7.7V-6V; Replace: Below: 6V. BT168 Description: This AAA battery meter alllows you to measure AA/AAA/C/D/9V/1.5V kind battery. The AA battery tester is easy to read, has a color-coded indicator, green means good, yellow means low, red means to replace/recharge. Material: plsatic. Size: 110*59*25mm. 168MAX Description: This kind of battery tester is made of ABS plastic, which is sturdy and durable, you can use it for a long time without being broken. This 9V battery checker is suitable for testing regular battery and rechargeable battery, including 9V, AA, AAA, Li battery, 1.5V battery, button cell, etc. The battery tester is easy to use, which has a digital display screen, convenient for you to read the data, and it can show the volt reference data. This battery checker could provide you with clear and precise data, convenient to repair and check, making your work easier. Material: ABS. Size: 52.6x53.9x23.4mm. Current test range: 1A. Voltage test range: 1.2-4.8/9V.