is the only authorized seller of registered branded products and can offer you a quality product and efficient after-sales service. SMALL SIZE - Lightweight and small to use with one hand. Also, we provide a tin box for you to put the tire depth gauge in for easy carrying. Convenient and Durable - Easy-to-read data with a large LCD display. Auto Off to save energy. Bandage probe made of durable metal, not plastic. Not easy to rust. In addition to assembling an LR battery, we also offer a spare battery. SAFETY PROTECTION - The depth gauge can prevent accidents caused by tire wear, ensure road holding and extend tire life. MULTIPLE USES - Also suitable for sculpting depth, brake shoe and pad wear. Product description LEDs Lightweight and easy to carryQuickly measure values stainless steel probe operating steps Press the button to turn on the device and check if the display is normal. With the measuring surface near the level, depress the measuring rod fully, press ZERO to zero and read 0.00. The measuring surface is placed close to the tire surface and the dipstick is inserted into the bottom of the groove to show the correct reading. parameter Weight: about 50g Material: ABS plastic Battery: SR44 / LR44, 1.5V