Parameters:
- Dimension: 28mm(L)*12mm(W)*10mm(H) 
- Main chip: 18B20 temperature sensor 
- Working Voltage: 5V 
- Resolution adjustable range: 9-12 bit 
- Hole diameter: 2.5 
- Temperature range: -55-+125℃ 
- Temperature precise: 0.5℃ 
- Working voltage: DC5V 
- Digital signal output