supply of 3 digit backlit lcd hand held true rms clamp meter3 digit backlit lcd hand held true rms clamp meter,3 digit backlit lcd hand held true rms clamp meter,4000 count, resistance measurement range 1000 kilo ohm(resistance measurement accuracy +/- 2 %) , frequency measurement range 100 kilo hz (frequen cy measurement accuracy 0.5 %),ac/dc current measurement range 100a (ac current measurement accuracy +/- 2.5 % and dc current measurement accuracy +/- 2 %), ac voltage measurement range 600v (ac voltage m easurement accuracy +/-2%),dc measurement range 400v(dc voltage measurement accuracy +/- 1.5%).batter y operated. jaw size (dia in closed state) 30 millimeter. minimum operating temperature -10 degree celsius, m aximum operating temperature 50 degree celsius, operating humidity (rh)80 %. nabl accredited laboratory c alibration certificate to be submitted along with the supply. [ warranty period: 12 months after the date of del ivery ] ]