Price history on Walmart.com for
Winland Electronics Temperature Alarm 0 to 2 hr. Delay EA400-12
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Temperature Alarm Alarm Temperature Range -58 Degrees to 299 Degrees F/-50 Degrees to 150 Degrees C High/Low Contact Rating 1 A @ 30V DC (Configurable) Number of Zones 4 Sensor Configuration 4 Alarm Outputs (1) Auxiliary Form C Relay (N.O./N.C.) Non-Configurable (4) Form C Relays (N.O./N.C.) 1A @ 30V DC Configurable Includes Batteries No 11 to 14V DC Mounting Location Surface Mount
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