1. Material: ABS/Glue
2. Weight: About 102 grams
3. Size: About 15x6x2.9 cm
4. Power supply: 2 AAA batteries (self-prepared)
5. Measuring range: Wood, gypsum board, putty wall
6. Detecting wood humidity range: 6-60%
7. Detecting building material (gypsum board) humidity range: 1.5-33%
8. Features: Double needle detection, stable data, green backlight display, convenient reading, wide range of functions, safe and durable