Range;0.61-12m(2-40ft)DISPLAY: MXX.xxm Feetxx XX Ft inaccuracy:+/-0.5%+/-1 DigitpoweR 1X9VAUTO Power OFFG/B SIZE:105(L)X50(W)X46(H)mm

Features:1) It is perfect for realtors, builders, and anyone who needs to know ameasurement or an area quickly2) Separate memories for length, width and height measurement

Wall-hung household gas alarm designed to detect the concentration of combustible and toxic gases or vapors.it provides a visible and audio signals when the gas concentration reaches presetting level,

Wall-hung household gas alarm designed to detect the concentration of combustible and toxic gases or vapors.it provides a visible and audio signals when the gas concentration reaches presetting level,

Gas sensor:solid semi-conductor gas sensordetecting gas:natural gas,ammonia,hydrogen,coal gas,lpg acetone,ethanol oxide,h2s lacquer,diluent,industrial inpregnant,alcohol,gas fuel etcgas sensitivity:Po

Features:The detector is used to discriminate ferrous and nonferrous metalobjects, and detect metallic minerals.

Features:1) Auto tune2) Meter indication for metal being detected3) Three-tone discrimination for different4) Types of metal5) DISC and ground balance adjustment6) Variable shaft length and arm suppor

Product Name: Personal Alcohol Breath Analyzer with 5 Step DisplayModel Number: 219-158Place of Origin: ChinaSpecifications:1) Advanced hot-wire microchip alcohol sensor2) Efficient range: 0.01 to 0.1

Power: one 9v alkaline batteryoperating frequency:50khz+-10%(sine wave)sensitivity:>=5cmindication:audio alert and led (red)alert.audio tone changes as the metal size changessilent operation: connect