Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•Universal battery tester: the battery tester is suitable for AAA, AA, C, D, 18650, 9V alkaline, dry batteries or rechargeable batteries; Battery power tester can display battery power instantly
•COMPACT SIZE: ABS material makes this battery tester volt checker is small and exquisite, Portable battery tester is easy to use, small batteries button cell, compact size and lightweight, convenient to carry
•Simple but effective battery tester checker for home (BT-168);Test multiple sizes of batteries in one unit. (1.5V: AAA, HP16, MN2400, R03, AA, HP7, MN1500, UM3, C, HP11, MN1400, SP11, LR14, UM2, D, HP2, MN1300, SP2, R20, UM1; 9V: PP3, MN1604, 6F22, 006P)
•No batteries required, Easy-to-read ,the analog display needle moves on a color-coded, calibrated scale to quickly identify "good" (green), "low" (yellow), and "replace/recharge" (red) battery status.
•you will get 10 Pack Battery Tester, Universal Battery Checker for AA/AAA/C/D / 9V / 1.5V Button Cell Batteries Household Battery Life Level Testers Power Monitor Meter (Requires No Battery for Operation)