Model: FK-0014AC Color: White Material: ABS Detection range: up to 100 meters Work Frequency:315MHz Water resistant remote control with light touch button Built-in 32 melody chimes Bulit-in diphonia stereo speakers, make the sound more clearly. Especially suitable for homes, offices, factories, restaurants and so on Doorbell powered by 1 x 12V 23A battery (included) Remote Controller power Voltage: 200V/240V(2-flat-pin plug) Accessories: 1*Doorbell,1*Remote Control,2*screw,1*Double sided tape,1*12V 23A battery Product Dimensions: 9*5.5*4.5cm, Weight: 65g Package Dimensions: 21*16*4.7cm, Weight: 135g