Specifications:
1. Power Supply: 3V DC 2pcs* 1.5V AA / LR6 batteries (Battery not included), continuous use time is about 70 hours.
2. Live power range: AC 70~600V, 50~60HZ (Sine wave continuous input)
3. Working Temperature/Humidity: -10℃~55℃, max 80% RH.
4. Storage Temperature/Humidity: -20℃~60℃, max 90% RH.
5. Maximum measuring voltage: AC 600V
6. Insulation strength: 5.4K Vrms.
7. Max rated power: 300mVA
8. Maximum diameter of the cable under test: Φ17mm insulated cables
9. Test lead length: 500mm/19.7inch
10. Auto power off: 5 minutes after powered on
11. Dimension: 110*70*30mm/4.33*2.75*1.18inch
12. Weight:150g/0.33pounds (not includes batteries)