30 Melodies Chimes
Frequency:433.92MHZ
Power Source: Receiver:DC 3*1.5V AA(excluded);
Remote:3V CR2032(included)
Simple learning function and memory function
Appearance color :White / Plastic material: ABS+PC
RGB light indicator
Transmission distance range:max.150m(open air)
Sound Level: =85dB with 4 level volume control
Operation Mode: melody+flash, flash,melody
Low power detection for portable model
Remote waterproof: IP44
Battery Lifetime of portable model: 1 year / 5 times push every day