| Model number | HJ03 series |
| External dimensions | 32x70x120 |
| Sensing method | Trough type |
| Sensitivity adjustment | Adjustable |
| Sensing object | Opaque object |
| Response frequency | 25Hz |
| Model number | CR-1G20 series |
| External dimensions | 13x32x44mm |
| Sensing method | Coaxial reflex |
| Detection distance | 20mm |
| Sensitivity adjustment | Key set |
| Sensing object | Any two different color opaque objects |
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