FEATURES / DESCRIPTION• WIRELESS DESIGN• EASY TO INSTALL• STRONG ANTI-INTERFERENCE SYSTEM• RADIO CODING AND DECODING• LOW POWER CONSUMPTION• WEATHERPROOF TOUCH SENSOR TRANSMITTER WITH LED INDICATOR• COMPLIES TO IMDA APPROVED POLYPHONY SOUND : 38DISTANCE COVERAGE : UP TO 50 METERSBATTERY : 1 X 12V (INCLUDED) 3 X AA (NOT INCLUDED) MODEL NO.: DD-019PACKING DIMENSION: L17cm x W5cm x H24cmWEIGHT: 0.2KG • Open the battery compartment cover of the receiver and load 3 X AA alkaline batteries.• Transmitter is powered with 12V battery (battery included).• Fix the transmitter on the wall near the door with screws or adhesive tapes.• Avoid placing transmitter near areas with high temperature, high humidity, metal or electromagnetic surfaces.• Please replace the battery if the transmitter/receiver is not functioning properly.• Code Recording Operation - If the transmitter and receiver are found not to be synchronized, you can first select your desired melody by pressing the melody selection button and then select your desired volume by pressing the volume selection button on the receiver. Once done, press and hold the volume selection push button on the receiver for 3 seconds followed by pressing the transmitter’s push button. This will allow the transmitter and the receiver to be synchronized using the same code and operate together as a unit.
