Combo Includes: A battery voltage tester and a battery level tester. Easy to use, the battery level tester indicates if the battery needs to be replaced, recharged, or is in good condition. The battery voltage tester shows the exact voltage of the battery. Tests all common types of batteries including AA, AAA, C, D, and 9V. No external power source required. Compact and portable design for easy storage. Features: Clear readings indicate the power level. Check the charge status of 9V and 1.5V batteries. Ideal travel companion. Tests multiple battery sizes in one device. Includes a movable arm to securely hold different battery types. Compatible with: 9V: PP3, MN1604, 6F22, 006P 1.5V: AAA, HP16, MN2400, R03 AA, HP7, MN1500, UM3 C, HP11, MN1400, SP11, LR14, UM2 D, HP2, MN1300, SP2, R20, UM1 Note: Not suitable for testing alkaline batteries. Batteries not included. Package Includes: 1 x Battery Voltage Tester 1 x Battery Level Tester Note: Measurements are manually taken. Please allow 13 cm variation. Color may vary slightly due to lighting and monitor display differences. Actual product may differ slightly from images. Delivery Quantity: As shown in the main image.