Hệ thống giám sát áp suất lốp xe hơi USB TPMS LCD + 4 cảm biến bên trong

Description: This compact internal wireless tire pressure monitor system with solar and USB charging ways for convenient and continuous using Prevent flat tire, keep air pressure balanced, saving fuel and reducing wear. With 4 internal sensors, easy installation, ready to use, accurate monitoring. High precision LCD display, four wheel simultaneous display. Loud sound alert for warning high/low pressure, air leak, high temperature, ultra-low power consumption. Long receiving distance with stable signal. Specification: Host: Input voltage: 4.5V-6V USB or Solar Power Standby current:<25uA Frequency: FSK Working temperature: -20 ~ 85 ° C Storage temperature: -30 ~ 85 ° C Size: 94x84x26mm/3.70x3.31x1.04inch Sensor: Battery: CR2450 Standby Current:<0.7uA Air Pressure Measuring Range: 0-6.8Bar Temperature Measuring Range: -30-80℃ Storage temperature: -30~ 85℃ Working temperature：-20~ 60℃ Package Includes: 1 Pieces Host 4 Pieces Sensors 1 Piece USB Cord 1 Piece Nut 1 Piece Wrench 2 Pieces Adhesive Tapes 1 Piece Black Plastic Plate