Overview Highlights Strong penetration ability,meeting household needs Waterproof design,no fear of rain invasion,safe and durable Flat panel,no dust,easy to clean. Touch transmitter,service life of more than 100,000 times. ABS flame retardant shell,precision parts,patch technology. Key Attributes Dimensions (Length x Width x Height) 12cm x 8cm x 10cm weight 0.33kg Stock Location Country of Origin Brand SUNSKY Shipment Information Weight per item 0.33 kg Dimensions per item (LWH) 12 x 8 x 10 cm Carton weight 0.33 kg Carton dimensions (LWH) 12 x 8 x 10 cm Pieces per carton 3 Stock location Product Description1. Strong penetration ability,meeting household needs2. Waterproof design,no fear of rain invasion,safe and durable3. Flat panel,no dust,easy to clean.4. Touch transmitter,service life of more than 100,000 times.5. ABS flame retardant shell,precision parts,patch technology.6. Signal penetration can reach 300 meters.7. Adjustable music,simple and convenient installation and use.8. Ultra-low energy consumption,wireless installation,convenient and fast.9. Parameters:Operating frequency:433.92MHz+/-280KHzReceiver voltage:110-260V/50-60HzTransmitter battery:12V 23A alkaline zinc-manganese batteryOperating temperature:-30-70 degrees Celsius