Loceng Pintu Wireless Door Bell Wireless Waterproof 300M Range Premium Quality Easy to install Senang Install

Doorbell Unit - The doorbell requires 1x23A/12V battery ( Included in the box) - To install the battery, pry off the back cover using a small flat- head screwdriver in the small notch at the bottom of the doorbell - To finish, clip the back cover back onto the doorbell unit and make sure it is fitted tightly. Doorbell Push Button • Peel off one side of the adhesive strip and attach it to the rear of the backing plate, ensuring none of it is visible from the front. • Find the area you want to mount the push button. Flat, smooth surfaces are ideal. Make sure they are clean and dry before mounting. • Peel off the other side of the adhesive strip and attach the push Button to the mounting surface. WARNING: Modifications not approved by the party responsible for compliance could void user's authority to operate the equipment. Specifications Operating current (receiver unit): AC 110-240V, 50/60Hz Operating current (doorbell unit): 12V (1x23A Battery, Included) Transmission Range: 300M/1000ft (Open Area) Transmission Frequency: 315Mhz/433.92Mhz Power consumption of transmitter: