• 【Self-Powered Wireless Technology】Press-to-generate power system eliminates the need for batteries in the transmitter, providing eco-friendly operation without wiring requirements.
• 【Real-Time Temperature Display】Built-in LED digital display shows current environmental temperature with cute bear-shaped design, perfect for family use.
• 【150M Long-Range Transmission】Reliable wireless signal transmission up to 150 meters in open areas using RF 433 MHz frequency for stable connectivity.
• 【Weatherproof Design】Transmitter features water-resistant construction that withstands various weather conditions for reliable outdoor installation.
• 【38 Customizable Ringtones】Choose from 38 different ringtone options with 4-level volume adjustment (≥50dB at 1 meter) to suit your preferences.

Specifications:

• Receiver Dimensions: 8.5 x 5.2 x 4.3-6.3cm
• Transmitter Dimensions: 67 x 33 x 18mm
• Power Supply: AC100V-230V 50/60Hz (Receiver), Self-powered (Transmitter)
• Power Consumption: 0.25W
• Number of Ringtones: 38
• Sound Level: ≥50dB/1M
• Working Temperature: Receiver: -10℃~+45℃, Transmitter: -20℃~+60℃
• Transmission Range: >150M (Open area)
• Frequency: RF 433 MHz