/> Power consumption: lt;3W Storage temperature: -30 C ~ 75 C Relative humidity: 20% ~ 85% (No condensate) Relay contact capacity: Two Relay Max 10A,Direct Output Item Size: 7.5*5.5*3.1cm / 2.95*2.16*1.22in Item Weight: 80g / 2.82oz Set startup temperature: Press the #34;up #34; button once to display the starting temperature. Long press the #34;up #34; button for about 3 seconds,The required temperature can be set by the up and down keys Set the stop temperature: Press the button once to display the stop temperature. Long press the button for about 3 seconds and the stop temperature number flashes. The required temperature can be set by the up and down keys Press #34;Up 1 #34; Button #34;Up 2 #34;Button at the same time to setting mode How to restore factory Settings press the #34;Down 1 #34; and #34;Down 2 #34; button at the same time, the factory setting is restored Temperature correction Press Up 1 and Down 1 at the same times for 3 second. positive value #61; measured value #43; corrected value(group 2 temperature correction is the same method ) Note: Heating Mode--Start temperature lt;Stop temperature Cooling Mode--Start temperature gt;Stop temperature Code Function Set Range Default P0 Compressor 1 delay time 0-60min 0min P1 Compressor 2delay time 0-60min 0min P2 High temperature alarm value -55~120C/-67~248F 120C/248F P3 Low temperature alarm value -55~120C/-67~248F -55C/-67F Package List: 1 * Temperature Controller 2 * Waterproof Sensor