Features: brand new and high quality Application scope: home, shopping mall anti-theft alarm, electric car, automobile, motorcycle alarm, door and window control system and other intelligent controllers, wireless industrial control and wireless data transmission. High cost performance, exquisite transmitter appearance, long distance, stable and reliable work. Wireless control, easy to use, learn, relearn and control. Long Range：Small and the performance is stable and reliable, high sensitivity, signal can pass through walls, floors and doors. Flexible operation, small size, stable and reliable performance, high receiving sensitivity and low power consumption. Resistance to interference: non-directional wireless coding technology can be independently controlled without interference. Specifications: Material:Plastic Size:Approx.15x3cm/5.91x1.18inches Color:White Working voltage: DC 3V (two 1.5V AAA batteries) Standby current: 0 mA Working current: 38 mA Working frequency: 433MHZ Working temperature: -20～70℃ Modulation method: ASK amplitude modulation Frequency deviation range: ±75 KHZ Encoding type: learning code (default EV1527) Output power: 13dBm Number of keys: 6 keys, 8 keys Package Includes: 1x Wireless Remote Control note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.