Smart Car TPMS Tyre Preure ing System Solar Power charging Dial LCD Display Auto Alarm SystSolar Power Wirele Car TPMS Tire Tyre Preure ing System with 4 External rs For CarsFeatures:1: High accuracy, Using Freescale ed s2: Easy installation;3: Envmental protection solar cells(650mAh);4: Air preure alarm;5: Air leakage alarm, prevent tires from bursting;6: Real-time ing tire preure and temperature;7: r accurate wirele nsmiion;8: Simple r interface;9:Anti-theft nuts.Match r(charging/vent):pre"menu key" 3 seconds to "U/S",then short pre "menu key" several timesto enter"LID" interface,it shows ID of four tires and car icon.Shortpre "left/right select key" to learn ID opertion.Select tire you pto learn ID of r by pre"menu key",default setting is"FL">"FR">"RR">"RL.When tire is selected,display new "ID" inreceiver ar active r's ID(internal r active bycharging/vent tier,externsl r active by repeat installation).Do thesame operation to match other three r.When all r arematched,short pre "menu key" to save and go to "Ex".Product descrtion:Solar TPMS isin the ordinary TPMS (tire preure ing system) based on aflight-type upgrade, with features: real-time ing tire preure,tire temperature, permanent life! Thus soing the general TPMS (tirepreure ing system) repeated charging, occupying the mouth, occupy a series of DVD display and other deficiencies!Thecomposition of the solar TPMS is the same as that of the ordinary TPMS(tire preure ing system), which is composed of a solar TFTscreen receiving display and four preure rs / emitters. As thegenerous power generation panel life, to provide at any timecharging, so that the reception of the power storage more robustand lasting; even in the absence of sunshine in the dark envment,rain and snow weather conditions can still serve more than 15 days,There are USB charger interface, dual charging system device to ensurethat the hine really permanent life.SpecificationDisplay: LCD color screenr Battery life: 24 MonthsProduct size: 9 x 8 x 2.5cm (3.54 x 3.15 x 1 in)Packing size: 21 x 15 x 6cm (8.3 x 6 x 2.4 in)Package weight: 375gOperating Voltage: 3.7V-5VOperating temperature: -20℃--75℃Adapt to temperature: -30℃--80 ℃Bright operating current: