Product information:
Power type: CR2032
Operating temperature:-20°C to 60°C
Waterproof grade: IP44 waterproof
Operating voltage: AC 100~250V 50/60Hz
Operating frequency: 433.92MHz
Standby power consumption: 0.25W
Specifications: White European standard one to one (1 transmitter and 1 receiver); White European standard two drag one (2 transmitter and 1 receiver); White European standard one drag two (1 transmitter and 2 receivers); black European standard one to one (1 transmitter and 1 receiver); Black European standard two drag one (2 transmitter and 1 receiver); Black European standard one drag two (1 transmitter and 2 receivers)