Description

Specification
Transmitter: 

Operating temperature: -40°C~+125°C
Size(L x W x H):71mmx53mmx20mm
Battery life: 5 years
Pressure detection range: 0~350Kpa
Temperature detection range: -25°C~+99°C
Transmit frequency: ASK 433.99MHz 

Receiver: 

Operating temperature: -20°C~+75°C
Size(L W H):85mm&chi47mm&chi46mm
Battery life: 5 years
Transmit frequency: ASK 433.99MHz
Operating current:<18mA(when normally used);>=21mA(when alert is turned on)
Operating voltage:3.6V or DC power is supplied