Features: Using EV1527 encoding chip, there are 20 bits in the chip that can pre-program 1 million groups of internal code combinations, which makes the repetition rate very low and has higher security. The product has a good remote control distance and ultra-low power consumption. It can be used in lighting control, for smart home remote control and other fields. Made of ABS and metal, which is durable and reliable. brand new and high quality Specifications: Material:ABS+Metal Encoding format: EV1527 Working voltage: DC12-48V Standby current: ≤10mA Maximum power: ≤800W/single, ≤9600W/total power Wireless frequency: 315mhz/433mhz Modulation method: ASK Wireless Sensitivity: -105dbM Remote control distance: about 300m Remote control: Approx. 210.5x74x45 mm/8.28x2.95x1.77 inches Receiver: Approx. 122x87x17 mm/4.8x3.42x0.67 inches Package Includes: 1x Remote Control Switch 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.