| Bluetooth |
| Protocol (Bluetooth) | 4.2 |
| RF band (Bluetooth) | 2402 - 2480 MHz |
| Max. RF power (Bluetooth) | < 4 dBm |
| Range (Bluetooth) | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors , (Depends on local conditions) |
| Electrical |
| Power supply | 220-240 V~ 50Hz (Shelly Bypass is required for the load at O1) |
| Power consumption | < 1.2 W |
| Neutral not needed | Yes (Shelly Bypass is required for the load at O1) |
| Min. load without neutral and without a Bypass | No (Shelly Bypass for 1L/2L is required for the load at O1), for all LED lights. , No, Bypass is not needed for incandescent lights. |
| External protection | 10 A, tripping characteristic B or C, , 6 kA interrupting rating, , Energy limiting class 3 |
| Shelly Bypass included | |
| Environmental |
| Ambient working temperature | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity | 30 % to 70 % RH |
| Max. altitude | 2000 m / 6562 ft |
| Firmware capabilities |
| Schedules | 20 |
| Webhooks (URL actions) | 20 with 5 URLs per hook |
| Scripting | |
| MQTT | |
| Encryption | |
| UDP | |
| KVS (Key-Value Store) | |
| Microcontroller unit |
| CPU | ESP-Shelly-C68F |
| Flash | 8MB |
| Output circuits ratings |
| Max. switching voltage | 240 V~ |
| Max. switching power | 200 W through O1 700 W through O2 |
| Physical |
| Size (HxWxD) | 41.2x42.2x16 mm / 1.62x1.66x0.63 in |
| Weight | 30 g / 1.06 oz |
| Screw terminals max torque | 0.4 Nm / 3.5 lbin |
| Conductor cross section | 0.5 to 4 mm² / 20 to 11 AWG (solid, stranded, and bootlace ferrules) |
| Conductor stripped length | 6 to 7 mm / 0.24 to 0.28 in |
| Mounting | In-wall |
| Shell material | Plastic |
| Shell color | Cyan |
| Connectors color | Grey (mouse grey) |
| Sensors, meters |
| Internal-temperature sensor | |
| Technical data |
| Common applications | Installations without neutral conductor |
| Wi-Fi |
| Protocol | 802.11 b/g/n |
| RF band | 2401 - 2483 МHz |
| Max. RF power | < 20 dBm |
| Range | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors , (Depends on local conditions) |
| Zigbee |
| Protocol (Zigbee) | 802.15.4 |
| RF band (Zigbee) | 2405 to 2480 MHz |
| Range (Zigbee) | Up to 100 m / 328 ft indoors and 300 meters / 984 ft outdoors , (Depends on local conditions) |
| Zigbee repeater | |