279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1

LVD-20 / SEW - Taiwan
- Voltage range: AC 12V-600V; DC 12V-600V
- Frequency: 30 to 330 Hz
- Measurement type: CAT. III 600V
- Warning when voltage is detected: LED and sound
- Operating temperature: 0 to 40°C
- Operating humidity: < 80% R.H.
- Operating altitude: maximum 2000 m
- Dimensions: 148(L) x 27(W) x 25(D)mm
- Weight: 57g
- Power: 2 x 1.5V (AAA) batteries

LVD-15 / SEW - Taiwan
- Detection voltage: 50V~1000V AC
- Working frequency: 50~500 Hz
- Dimensions: 142(L) × 28(W) × 27(D)mm
- Weight:. 45g
- Power: 2 x 1.5V (AAA)
- There is a bright LED light and an audible alarm when there is voltage.
- ON/OFF switch for longer battery life.

277HP / SEW - Taiwan
- High voltage tester with two optional measuring ranges: Low: 50V~1.5kV; High: 1.5kV~132kV
- Electric used:
+ Off state: <5uA
+ Low voltage detection mode: <40mA
+ High voltage detection mode: <40mA
- Mode switching button: HIGH/OFF/LOW
- Operating temperature: 0ºC~40ºC
- Dimensions: 318 x 75 x 71 mm
- Weight: 227g
- Self-test function: press the "Test" button to check that the device is working properly before using it to check high voltage.
- Protection standard: EN61326-1; EN61000-4-2; EN61000-4-3

DVM-80UVM / HD Electric - USA
- Operating Voltage: 50V - 40kV (Up to 80kV with additional resistor)
- Operating Temperature: –25°C to +55°C
- Operating Frequency: 50-1000Hz AC/DC
- Backlit LCD display, easy to read in low light or dark conditions
- Fiberglass Rod Diameter: 1”(2.54cm)
- Connection Cord Length: 12'(3.6m) when extended; 3.5'(1.7m) when retracted
- Dimensions: Length (without probe): 15”(38cm)
- Weight (without probe): 1.02kg

GD-HT9100B / China
- Voltage range: 0.1kV～220kV（3kV-6.3kV-10kV-35kV-66kV-110kV-220kV）
- LCD display: 47mm x 28.5mm, with backlight
- Audible alarm and double red flash
- Display speed: 2 times/second
- Auto power off: After 15 minutes of non-use
- Clamp diameter: φ60mm (1800B)
- Dimensions: Receiver: 78×165×42mm; Detector: 300×237×85mm
- Insulation pole: Maximum diameter Ø38mm; Length: 1050mm (retracted), 4500mm (extended)
- Weight: 5.6kg (including insulating pole and accessories)

279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1

279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1