adjustable from 0-999 seconds, with off timer function for air change. Illumination Control: Adjustable from 1 to 999 minutes, adjustable illumination time from 1 to 999 seconds, with off timer illumination function. Temperature Control: Support setting of over-temperature alarm value, over-temperature exhaust protective upper and lower limit value, main heating temperature control upper and lower limit value, auxiliary heating temperature control upper and lower limit value, under-temperature alarm value. Setting ranges: 0-75/32-167, adjustable temperature units of and . Humidity Control: Support setting of over-humidity alarm value, upper and lower limit value of humidity control, upper and lower limit value of over-humidity exhaust protections, over-humidity exhaust protections, low humidity alarm value. Setting ranges: 0-80%(ZL-SHr05A), 0-99% (ZL-SHr05B), depending on your selection. Over-limit Alarm: Built-in over-limit alarm function, when the temperature and humidity is lower than the set value or the temperature is higher than the set value it will raise the alarm. Specifications: Name: Eggs Incubator Controller Main material: plastics Model: ZL-SHr05A, ZL-SHr05B (optional) Voltage: 100-240Vac, 50/60Hz. Temperature setting ranges: 0-75/32-167 Humidity setting ranges: 0-80%(ZL-SHr05A), 0-99% (ZL-SHr05B), depending on your selection Measuring accuracy: Humidity 3%@25, Temperature 1%@25. Output load: main-heater 1500W, aux-heater 1500W, lamp 100W, others 1A/250VAC. Installation drilling size: 151.5 * 76.5mm / 5.96 * 3.01in Item size: 160 * 80 * 95mm / 6.30 * 3.15 * 3.74in Item weight: 491g / 1.08lb Package size: 175 * 135 * 100mm / 6.89 * 5.31 * 3.94in Package weight: 555g / 1.22lb Packing List: 1 * Eggs Incubator Controller 1 * Cable