Product comparison · 2 motion detectors

D-Link DCH-B122 motion detector Wireless White vs D-Link DCH-Z120 motion detector Wireless Ceiling/wall White

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Comparison of DCH-B122, DCH-Z120
19 specifications	A D-Link DCH-B122 motion detector Wireless White Model DCH-B122 View product	B D-Link DCH-Z120 motion detector Wireless Ceiling/wall White Model DCH-Z120 View product
Featuresidentical
ZigBeeKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
CertificationKnown for one	FCC, IC, CE, RCM, Zigbee 3.0	Unknown — not stated by the source
Mounting typeKnown for one	Unknown — not stated by the source	Ceiling/wall
Securityidentical
Operating frequencyKnown for one	2400 MHz	Unknown — not stated by the source
Transmission distanceKnown for one	40 m	Unknown — not stated by the source
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery lifeKnown for one	2 year(s)	Unknown — not stated by the source
Battery typeKnown for one	CR2450	Unknown — not stated by the source
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Standby currentKnown for one	Unknown — not stated by the source	1500 mA
Weight & dimensionsidentical
WidthKnown for one	51 mm	Unknown — not stated by the source
DepthKnown for one	51 mm	Unknown — not stated by the source
HeightKnown for one	34.5 mm	Unknown — not stated by the source
WeightKnown for one	37.7 g	Unknown — not stated by the source
Other featuresidentical
Maximum rangeKnown for one	Unknown — not stated by the source	9.75 m

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.