Fangrui Product Details Motorcycle Voltmeter: Led Display, Motorcycle Voltmeter Is Very Suitable For Monitoring Battery Status. You Can Use It On Your Motorcycles, Cars, Trailers, Etc. Does Not Include Brackets. 3-in-1 Led Display: The 3-in-1 Led Display Is Not Only A Motorcycle Voltmeter, But Also A Thermometer And A Timer. Easy To Use, Switch At Any Time. Waterproof: Ip67 Waterproof Function. You Can Ride Freely On Rainy Days Without Being Damaged By The Rain. Large Screen: The Large Screen Is Clearly Visible. It Can Be Used During The Day, Rain And Night. New Start Mode Design: The Led Display Screen Performs Self-checking When Starting, Which Is Similar To The Start-up Style Of A Car Instrument. Waterproof Rating:ip67 Waterproof Stand Power Cord Length:about 48cm Voltage Range:9v-24v Function:voltmeter+electronic Clock+thermometer Wide Application:voltmeters Are Widely Used In Automobiles, Motorcycles, Bicycles, Substation Automation, Power Distribution Automation, Test Equipment, Voltage Regulators, Etc. Please Note:the P