dlt 645 2007 electric meter with keypad

{"cid":"91220925","title":"PolyPhase Portable Meter Test Equipment YC99T-5c 0-600V Electrical Meter Calibration","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ee\/ab\/9a2b4855272f2c43d879b0d5757b-200x200-1.jpg","attrs":{"Brand Name":"GENY","Model Number":"YC99T-5c","Delivery Time":"6~8weeks","Certification":"ISO, CE","Place of Origin":"China","Payment Terms":"T\/T, L\/C, D\/P, T\/T","Supply Ability":"10 pcs\/ 1 months","Packaging Details":"Plywood cases","Storage Temperature":"-20-70\u00b0C","Output Power":"Max. 250VA","Class":"0.05, 0.02","Output Accuracy":"0.05%, 0.02%","Test Functions":"Error, Power, Energy, Dial test....","Voltage Ouput":"0V-450V","Operating Temperature":"0-50\u00b0C","Range":"0-600V, 0-120A","Test Meter Type":"Various single and three phase meter","Amplifier Type":"Linear","Harmonics":"2-63nd","Harmonic Output":"2-63","Function":"0.05% voltage source & current source","Measurement Range":"0-1000A","Power Source":"AC 220V \u00b115%"}}