Measuring instruments, Testers
Local-area network testers, Communication line testers, Related products
Field testers, Related products
Thermometers, Thermohygrometers, Anemometers
Atmosphere analysers, Gas analysers
Water quality measuring instrument, Analysers
Other instruments, tools

| TRC-250A | TRC-250B | |
| Detection Voltage | 5 to 25 kV (crest value) | |
| Alarm Method | Lamp | Lamp/Buzzer | 
| Coating Film Thickness | 1mm or more | |
| Power Supply | NiMH rechargeable battery, AC100V | |
| Dimension | W370×H190×D150mm | |
| Weight | 4.9kg | |
| Accessory | Earth cord 5 m, Charging cord, Probe case, 2 flat brush electrodes  | 
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