Hikvision
| Electrical characteristics | |
| Operation humidity | 10% to 90% (no condensing) |
| Operation temperature | -10 °C to 55 °C (14 °F to 131 °F) |
| Battery life span | Up to 3 years (standby time) |
| Wireless transmission | |
| RF frequency | 868 MHz |
| RF modulation | 2GFSK |
| RF distance | 1.6 km (open area) |
| General | |
| Dimension (WxHxD) | 88 mm x 88 mm x 32 mm (3.46" x3.46" x 1.26"） |
| Shell material | PC+ABS |
| Colour | Blue/Red LED flash |
| Weight | 169.5 g (6.0 oz) |
| Documents |
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