| model | JWS-12 | JWS-24 | JWS-26 | JWS-28 |
| voltage | AC220V 50HZ | |||
| power | 500W | 1000W | 1500W | 2000W |
| temperature | RT+5～99℃ | |||
| fluctuation | ±0.5℃ | |||
| tracking alarms | ±2℃ | |||
| volume | 4.9L | 9.9L | 14.8L | 19.8L |
| work size（mm）W×D×H | 347×201×155 | 376×347×165 | 496×347×165 | 600×300×110 |
| dimension（mm）W×D×H | 455×201×183 | 483×347×194 | 603×347×194 | 752×345×210 |
| timing | 0～999min | |||
| remark | 2 hole | 4 hole | 6 hole | 8 hole |
| price | RMB1570 | RMB1880 | RMB2090 | RMB2310 |