ST100B 3 in 1 Multifunctional Metal Wall Detector(Black)

1. Material: ABS/PC
2. Weight: about 80.8 grams
3. Size: about 14x7x2.9 cm
4. Working voltage: 9V
5. Measuring range: within 0.75 inches (19 mm)
6. Purpose: It can detect the position of the keel in the wall of wood board and gypsum board
7. Alarm mode: sound and 4 LED prompt lights display
8. Power supply: a 6F22 9V battery (need to buy by yourself)
9. Working temperature: 0-40 degrees Celsius
10. Features: 4 LED reminder lights, ABS material, friction grip, comfortable touch, convenient operation, sound reminder, durable
11. Note: It is only suitable for testing gypsum plank partition walls. It cannot detect wires and metals in cement masonry walls, and cannot detect PC plastic pipes