1. Material: plastic, steel, electronic components
2. AC voltage range: 90-1000V AC (red light on), 24-1000V AC (green light on)
3. Frequency range: 50-500Hz
4. Working temperature: 0-40 degrees Celsius
5. Alarm mode: sound and light alarm
6. Automatic shutdown: about 5 minutes automatic shutdown
7. Battery: AG13 button battery x 2 (delivery with battery)
8. Side contact button, safe and convenient
9. The pen head is made of chrome vanadium steel, which does not collapse
10. Non-contact, more secure
11. Drop protection, strong and durable
12. Humanized pen clip design, easy to carry
13. Dimensions: 14.5 x 1.7 x 1.3 cm
14. Weight: about 30 grams
