| Brand | Neoteck |
|---|---|
| Item model number | NTK139 |
| Style | AC 12-1000V/48-1000V |
| Power Source | Battery Powered |
| Color | Grey |
| Product Dimensions | 6.1 x 0.8 x 0.8 inches; 3.17 ounces |
| Item Weight | 0.09 Kilograms |
| Batteries | 2 AAA batteries required. (included) |
| Manufacturer | Neoteck |
| UPC | 313033076097 |
Check the listing for details. Non-Contact Voltage Tester 12-1000V Adjustable Sensitivity LCD Buzzer Live Wire. Color: Grey, Condition: New. Listed at 17.49 USD. When the buzzer alarms slowly, light flashes slowly and LCD shows green, it is Null Wire. While the the buzzer alarms quickly, light flashes quickly and LCD shows red, it is live Wire. Also, it is easier to identify live and null wire when the wires are neighbouring.