Description: 3 in 1: Heated handlebar + Voltmeter + USB Charger Suitable for all Motorbikes with standard handle bars:Bar Diameter- 22mm Universal for 12V Motorcycles ATVs... Waterproof switch- adjustable temperature control Soft rubber provides comfort grip Specification: Working Voltage: 8V-25.5 V USB Output: 5V 2.1A Voltage Measurement Range: 8-25.5V Left Handlebar Length: Approx. 11.9cm/4.7'' Right Handlebar Length: Approx. 12.6cm/4.9'' Handle Resistance Value: Between 10-12 ohms Working Temperature: 65-85 °C Package Includes: 1 Pair of Heated Handlebar Grip