User’s Manual
2
Type
Parameter
Description
Operating Humidity
10%–90% (RH)
Battery Life
5 years (if used twice a week)
Product Dimensions
55 mm × 36 mm × 14.2 mm (2.17" × 1.42" ×
0.56") (L × W × H)
Packaging Dimensions
95 mm × 59.5 mm × 30.5 mm (3.74" × 2.34" ×
1.20") (L × W × H)
Installation
Wall mount; handheld
Net Weight
18 g (0.04 lb)
Gross Weight
48 g (0.11 lb)
Certifications
DHI-ARD822-W2 (868):
CE
DHI-ARD822-W2:
CE; FCC
Casing
PC + ABS
Protection
IP54
Technical
Operating Current
28 mA
Test Mode
Yes