1 Power: 12V battery x 1 pcs(battery included) 2 Static Current: I1 = 0 3 Transmission Current: I2 no more than 15mA 4 Transmission Time: no less than 1s 5 Transmission Distance: 80m (No Obstacle) 6 Operational temperature:-10 to 40 (approx 14F - 104F) 7 Humidity: no more than 90