ຄູ່ມືຜູ້ໃຊ້ Sciener DS2 Smart Door Sensor
DOOR SENSORUser Manual DOOR SENSOR D52 Model DS2 Dimensions 41mm x27 mmx 11.5 mm 41mm x 10 mm x11.5 mm Material ABS Frequency 2.4GHz Power CR2032 Voltage 3V Longevity 2 years (10 times a day) Stand-by current <5uA …