ITEM NAME:Smart electronics infrared ir wireless remote control module kits for arduino JR Ultra-thin infrared remote control parameters : 1.CR2025 green button batteries, capacity 160mah 2. Transmission Distance : 8m or more ( specific and the surrounding environment , the receiver sensitivity and other factors ) 3. Effective angle: 60 degrees 4. Sticking material : 0.125mmPET, the useful life of 20,000 times. 5. stable quality, cost-effective 6. quiescent current 3-5uA, dynamic current 3-5mA. package include: 1pc.CR2025 green button batteries, capacity 160mah. quiescent current 3-5uA, dynamic current 3-5mA. stable quality, cost-effective.