... easy to operate 2.High quality,low price,fast delivery. Digital Teslameter (Hand Hold Type)Features:Hand-held 3 1/ ... 15 min. auto poweroff and powershort alarming function, each battery can be used continuously for 250~500 hoursTechnical Data:Measuring ... with accessories)Standard accessories1 probe, 1screw-driver for meter, 1 battery, 1operational manual Customer's satisfaction is our companys' ever ...