Sell [Shop Malaysia] Self-Powered Wireless Doorbell Door Chime No Batteries Needed, Kinetic Energy, Door Bell Crime kit AG-666 best price

✰ Lines grace, light touch button, various kinds of colours for your choice, can bring you a sense of vision enjoy from lines and colours. ✰ Simple, vivid and wireless installation design avoid troubles and save money when installation and doesn't affect the original environment's design. ✰ Remote Control range up to 100 meters in the open air. suitable for homes and high-rise buildings. ✰ All-day long anti-interference system, with 100000 digital coded radio signals, prevents the doorbell from interferences outside or between neighbours. ✰ Energy-saving design of environment protection. ✰ Delicate smart part, makes the doorbell a saluting angel of dwelling house, office block, hotel, high-rise building, factory and so on. You will never miss any guests. Specifications: ✰ No Batteries needed. Self-Power Technology ✰ Kinetic Energy - Electrical Energy ✰ Micro-Energy Harvesting Technology ✰ Volume: Low / Medium / High ✰ Music: 4 Chord 20 Musics ✰ Working Voltage: AC220-240V / 50Hz ✰ Receiver Dimensions: 73 x 120 x 25mm ✰ Transmitter Dimensions: 45 x 92 x 28mm ✰ Operating Range: 100~150 meters (open air) ✰ Working radio frequency: 315MHz / 433.92MHz