Hign-concerned Chemical:NoneElectronic:NoItem Weight:0.5kgItem Height:3cmItem Width:6cmItem Length:11cmExternal Testing Certification:CCCVoltage:12VSpecial Features:OtherModel Name:KW-QDB-3ASoftware Version:V6.8Hardware Version:V6.8Brand Name:KawishMaterial:plasticOrigin:Mainland ChinaPower (W):1WItem Type:Mechanical TestersWe have detail user manual in English language, if you need it, please contact us for free. Thanks. Main Functions 1.Drive test ignition coil:including independent ignition,coil type,Module Type. 2.Drive test fuel injector:including gasoline-powered car 12V fuel injector,diesel vehicle 12V 24V fuel injector. 3.Drive and test solenoid valves and fuel metering valves controlled by various duty ratios. 4.Drive and test motors controlled by various duty ratios,urea pump motors,etc. 5.Drive and test idle stepping motors,instrument stepping motors,headlight follow-up steering stepping motor and so on. 6.Hall signal with adjustable output frequency,amplitude and duty ratio.Used to simulate various duty cycle sensors,such as air conditioning pressure sensor(duty cycle type), air flowmeter(duty cycle type),etc. 7.Power supply voltage range:12V-24V,with reverse connection protection,overcurrent protection. 8.Electromagnetic coil driving current range:0-3.5A 9.Output frequency range:1HZ-100KHZ 10.Duty cycle adjustment:1%-100% 11.Adjustable voltage:1.25V-11.5V