| Property | Specification |
|---|---|
| Switching Devices | Up to 16A (domestic use) |
| Dimming lights | LEDs (certain types) on 110V/240V or incandescent light bulbs |
| Measuring | Current and voltage (5kHz) |
| Overview | Energy usage (real-time for now) |
| Timer function | Timer functionality |
| Communication | Bluetooth Low Energy (BLE) 4.0 and up |
| Tracks | Smartphones |
| Tracking accuracy | 1.5-4.0 meter |
| Maximum range | 20-70 meter |
| Proximity detection | Requires 1 particular Crownstone “in sight” |
| Room-level presence detection | Requires 4 Crownstones in sight (not necessarily per room) |
| Switchcraft function | Simultaneous use with light switch (with tiny adaptation) |
| Network | Bluetooth Mesh connects Crownstone-to-Crownstone |
| Chipset | Nordic nRF52832, 64 kB RAM, 512 kB FLASH |
| Beacon function | iBeacon |
| Soft-fuse function | Limit extreme currents or switch off with unexpected behavior |
| Temperature function | Switch off with extreme temperatures |
| Dimensions (Crownstone Builtin One) | 51x46x13mm (LxWxH), 40 gram |
| Dimensions (Crowstone Plug) | Round, fits in sockets of type C, E, and F, 80 gram |
| Open-source | Software available at https://github.com/crownstone |
| Mobile phones supported | iOS and Android |
| Hub | Not required. Optional (coming soon) |
| Battery | Not required! |
| Variant: plug | https://shop.crownstone.rocks/products/crownstone-plugs |
| Variant: built-in | https://shop.crownstone.rocks/products/built-in-crownstone |
This is just a list on the very basic functionality. Take a look at the technology page for other features that we are working on.
