Finland thermometer 7941 wireless transmitter. Measures temperature and humidity on three channels.

Compatible with models 7940, 7920, 7930, 7420, 7870, and 9135.

Features:

• Wireless transmitter for weather stations (7940, 7920, 7930, 7420, 7870, and 9135)
• Measures temperature and humidity
• Small display on the transmitter showing measurement results
• Accuracy: temperature ±1°C (0..+50°C), otherwise ±1.5°C, humidity ±5%
• Measurement range: temperature -40..+60°C, humidity 10..99%
• Wireless frequency: 433 MHz
• Range in open space up to 100 m
• Batteries: 2 pcs 1.5V AA (not included)

Note: Batteries are not included in the package.