1.Product description Alarm can be controlled by remote controller within ten meters. Easy to operate with full functions. 4 levels volume adjustment for different occasions. Warning sound output: 120 db. Two kinds of warning: flash lamp and voice alarm. External super bright lamp flashing for speeding. Using wtv series voice ic as electro circuit core, easy to change different warning sound. Two level speed setting, level-1 with flash lamp warning, level-2 with lamp and sound warnings. Alarm locking time can be adjusted from 0 to 99 seconds, if speed of forklift exceeds the preset, will warn. Eight-level waterproof capability, even work well in water. With connect and disconnect oil lines function. Consumption power: 5w Working voltage: 12-24v (18-48v) Warning lamp loadâ?¤100 m a/dc12v. 2.The remote control function The keysfunctionoperate description 1addmake the data on the function set up 2reducemake the data on the funcation reduce down 3lock time settingkeep one second to enter setting.Once again is to exit the setting.Seconds 4speed settingkeep one second to enter a, set level 1 speed warming light. Once again is to exit the setting. According to keep one second to enter b, set level 2 horn speed. Once again is to exit the setting.Km/h 5speeding record/volume settingkeep one second to enter setting.Once again is to exit the setting. 6ten meters set/unlockkeep one second to enter setting.Once again is to exit the setting. Note: n2011a remote control keys are used for query speeding record function. 4.Applications Lift truck, fork truck, forklift, small truck, scraper, dirty car Agricultural vehicle speed management Industrial vehicle management Odm and oem orders are welcome