Fangrui Product Details Model:xh-w3001; Name:temperature Controller 1.temperature Measurement, Display; Refrigeration, Heating Control 2.temperature Setting Upper And Lower Limits 3.simple Operation, Suitable For Seafood Machines. 4.easy To Install 1.measurement Range: -551202.control Range: -551203.measuring Accuracy: Plus Or Minus 0.2 Celsius 4.control Precision: Plus Or Minus 0.1 Celsius 5.measuring Input: Ntc10k L= 1 M Waterproof Probe 6.power: 1500w 7.input Voltagr:220v 8.current:max 10a 9.size: 60 * 45 * 30 Mm How To Use: 1. Press The Up Button Show The Starting Temperature Long Press Up Button The Temperature Display Flashing , Press The Up Or Down Button Set The Start Temperature Value 2. Press The Down Button Show The Stop Temperature Long Press Down Button The Temperature Display Flashing , Press The Up Or Down Button Set The Stop Temperature Value Package Contents: 1 * 220v Led Temperature Controller 1 * Thermostat Control Switch Probe Only The Above Package Content, Other Products Are Not Included. N