Description This item is a universal battery checker, suitable for AD type, C type, AAA, N type, 9V battery and other batteries. With it you can easily get the electric quantity of the tested battery, and know which batteries to keep and which to throw away. Durable and practical, lightweight and easy to hold, suitable for home and professional shop use. Features -Color: White.-Material: ABS, electronic, stainless steel.-Size: About9.23X6.40X1.38cm/3.63X2.52X0.54inch.-Testing range:D type, C type, AA, AAA, N type, 1.55V button battery, 9V battery (18650 battery is not supported).-You will have a good use experience because of the perfect workmanship of this product.-Small size and light weight, easy to carry and store, suitable for personal and professional use.-Creative ergonomic design, suitable for testing most of batteries, like D type, C type, AA, 9V battery, etc.-It is made from ABS, electronic and stainless steel material for long time and durable use.-Designed to let you know about the battery health, it will accurately shows whether the battery.Packing list: 1 x battery tester