Solar Motorcycle Tire Pressure Sensor Device ing TPMS External Sensor Precise LCD Tire Pressure Monitoring System -- Waterproof Solar Motorcycle LCD TPMS Motorcycle Wireless Tire Pressure Monitoring Temperature Alarm System with 2 External Sensors Specification: Receiver Operating frequency: 433.92MHz Operating temperature: -30 ~ +70 Operating voltage: 5V Product size: 45*45*22MM (length, width and height) TPMS sensor Operating frequency: 433.92MHz 0.05 Operating temperature: -30 deg; c ~ + 70 Working voltage: 2.1V ~ 3 V Working current: static 1mAh, instantaneous 18mAh Monitoring range: temperature (-40 deg; c ~ + 90 ), tire pressure (0 ~ 88bar), accuracy ( 0.1 bar ) Note: There may be slight size deviations due to manual measurement, different measuring methods and tools. The picture may not reflect the actual color of the item due to different shooting light, angle and monitor. 1 X Receiver 1 X USB Cable 1 X Stand 2 X External Sensors 1 Set X Accessories 1 X User Manual