Hikvision
| Electrical characteristics | |
| Operation humidity | 10% to 90% (No condensing) |
| Operation temperature | -10 °C to 55 °C (-4 °F to 122 °F) |
| Battery life span | Up to 3 years (standby time) |
| Wireless transmission | |
| RF frequency | 868 MHz |
| RF modulation | 2GFSK |
| RF distance | 900 m (open area) |
| General | |
| Shell material | Panel (plastic) + gasket(rubber) |
| Colour | White |
| Weight | 16 g (5.64 oz) |
