Random shipping with blue text and yellow text.The video only shows how to use it.Hope you understand, Thanks. Tire Preure Monitoring System Wirele Motorcycle TPMS Motor Bike Tyre Alarm Real Time Monitor Temperature for Two-Wheel Motorbike Bicycle 2 External SensorsNOTE: Button is waterproof design,Please use force to pre boot key or set key button to debug.Features:LCD display, Waterproof and dustproofReal time monitoring, individual tire data showed.Wirele transmiion, no wires connection is needed.Visual and audible alarm.Tire leakage, high/low preure and high temperature alarm.General:Specifications: Sensor:Operating frequency: 433.92MHz 15MHzOperating voltage: 2.1-3.3VOperating temp.: -40 - +105Preure range: 0-8Bar / 0-116PSISensor size: 23mm * 15mm (WF)Display:Operating frequency: 433.9215MHzBattery Type: Build on with lithium battery USB power line for charging. CR1632 button battery can be replaced.Display size :48mm*48mm*27mmPackage List:1 * monitor2 * external sensor1 * holder1 * USB power line2 * battery key2 * anto-proof nuts1 * spannerAttention: This TPMS preure is not suitable for BMW,