Color: White/Black
Plug Type: US/UK/EU (optional)
Voltage of Plug-in Receiver: 110-260V
Battery in Transmitter: 12V23A Alkaline Battery

Ringtones: 55pc
Easy Installation
Low Power Consuption
Learning Code, Easy To DIY
IP55 Waterproof Transmitter
Working Temperature: -30℃—+70℃
Working Frequency: 433.92MHz±280KHz
Volume: 25-110dB, 5 Levels, Including Silent Mode
Certification: CE (LVD ,EMC ,R&TTE ) , ROHS

Package List: Transmitter, Receiver, Adhesive Pad, Battery, User Manual, Mini Screw Driver, Gift Box