C303B One to Two Home Wireless Doorbell Temperature Digital Display Remote Control Elderly Pager, UK Plug(White)

Features1. Self-generated power design, easy to use2. Strong penetration ability, meeting household needs3. 38 chords can be switched freely, and the ringtones are pleasant to the ear.4. Adopt waterproof design, no fear of rain damage, safe and durable5. The receiver has the function of synchronously detecting the ambient temperature and intuitively understands temperature changes.6. Supports four-level volume adjustment, which can be heard in the kitchen or balcony, making it convenient for the elderly to use.7. Installed in the elderly room, it can be turned into a pager instantly to detect problems in time and avoid potential safety hazards.Parameters1. Shell material: ABS plastic2. Wireless frequency: 433MHz3. Working temperature: -10 degrees Celsius to 50 degrees Celsius4. Working voltage: 100-240V / 50-60Hz5. Working current: less than 100mA6. Volume: about 50dB, 4 levels adjustable7. Standby power consumption: 0.25W8. Wireless distance: 150M (no interference in open space)9. Receiver size: 85x52x43~63mm10. Transmitter size: 67x33x18mm