Feature: ZL7801A is an intelligent temperature and humidity controller. Compact design, IP65 level front panel protection, convenient operation and easy installation. Suitable for control of incubator, climate chamber, warehouse, and so on. Specification: Power supply: 100 ~ 240Vac 50/60Hz Input Signal:One humidity and temperature sensor Wire length 1.5 meter Output load: (All based on resistive load) R1 load, 5A/250Vac R4 and R5 load, 3A/250Vac R2 and R3 load, 16A/250Vac Setting Range: Humidity 5 ~ 95% RH Temperature -20 ~ 60℃ Sensor accuracy: Humidity plusmn5% Temperature plusmn1% Working environment:Humidity 10 ~ 90% RH without dew,Temperature -20 ~ 45℃ Drilling size: W71 * H29 mm Case materials: PC + ABS, fire proof Protection level: IP65 (front panel only) colour:black material:ABS size:78 x 34.5 x 71mm Package Contents: 1 x Temperature Controller Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.