290HD / SEW - Taiwan
- Test voltage range: 6kV~81.5kV
- Operating voltage: 2.7kV (Compared to ground)
- Display: Red light, Sound 50dB at 3m
- Club length: 1370±50mm (retracted) and 2450±50mm (extended)
- Frequency: 50/60Hz
- Withstand voltage: 100kV/300mm for 1 minute
- Insulation resistance: 2000MΩ min at 1kV
- Detection current: 100uA or less than 100uA
- Operating temperature: 0°C~40°C
- Battery source: 2 button-cells LR44 (1.5V)
- Weight: 590g (including battery)
- Standard: IEC / EN 61243-1

230HD / SEW - Taiwan
- Test voltage range: 6kV ~ 36.5kV
- Operating voltage: 2.7kV (Compared to GND)
- Display: Red light, Sound 50dB at 3m
- Club length: 893±50mm (retracted) and 1520±50mm (extended)
- Frequency: 50/60Hz
- Withstand voltage: 100kV/300mm for 1 minute
- Insulation resistance: 2000MΩ min at 1kV
- Detection current: 100uA or less than 100uA
- Operating temperature: 0°C~40°C
- Battery source: 2 button-cells LR44 (1.5V)
- Weight: 485g (including battery)
- Standard: IEC / EN 61243-1

THT292201 / Total - China
- Test voltage: AC100-500V
- Digital: 12-220V
- Dimensions: 135mm x 23mm x 17mm
- Check the sensor to find the phase line, ground line and disconnection point of the phase line
- Packed in double blister

HSDT2201 / Ingco
- AC Voltage: 100-500V,
- Digital: 12-220V
- Size: 135mm * 23mm * 17mm
- No need to install battery
- Double blister packing