1Pc Remote Control Module IR Wireless Kits Infrared HOT for Arduino What you will receive: 1 PCS Battery:CR2025 Button batteries (Included) Transmission Distance: up to 8m (depending on the surrounding environment, sensitivity of receiver etc) Effective Angle: 60° Static Current: 3~5uA, Dynamic Current: 3~5mA Remote size:8.5 x 4 x 0.65cm(L x W x H) Note: Due to the difference between different monitors, the picture may not reflect the actual color of the