Multi funtional Call Button SR-02

| Τechnical details | |
| Colour | Black, wood |
| Indication | Red LED light |
| Housing | High impact plastic housing, spillproof, waterproof |
| Operating frequency | 433.92 MHz |
| Signal receiving radius | Up to 150m in open air space |
| Range extension | Possible |
| Power supply | DC12V (23A12V battery) |
| Operating time | about 24 months |
| Operating temperature | -10 – +40 ° C |
| Dimensions | 66 x 62.5 x 24 mm |
| Weight | 53g |
| Extent of delivery | transmitter, packaging, battery |
| Certificates | CE |
| Warranty | 2 Years |
| * Can be combined with the repeater RT-01.
**Automatic battery saver mode ≤17mA±5mA |
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