Model Number: MS-W98J Brand Name: MEET Key Specifications/Special Features: -Sensor type: pin-Measuring range: 5.0-50.0% (wood),1.5-33.0% (building material)-Type of measuring materialwood/timber and building material that is brick, concrete, drywall, plaster-Audible sound-Hold switch button of freeze/hold the LCD reading during moisture measurement-Large LCD display-Stand alone mode (without external wireless module)-Wireless connectivity transmit data to smartphone/tablet with with iOS apps or Android apps (require external wireless module MS-WMBM1, sold separately)-Data logger compatible (require external wireless with memory module MS-WMBM1, sold separately)-Battery powered : 1 x 9V (6F22/6LR61/1604)-Dimensions:(L) 150 x (W) 67 x (D) 28mm-Weight (approximately): 115g (without battery)