Features: High power industrial remote control, with mechanical aesthetics designing, specially designing for industry. Using EV1527 encoding chip, with a transmission power of 13~15dBm, low repetition rate and low power consumption, strong interferences resistant ability, and stable signal. ABS high-strength body, resistant to drop and pressure, capable of withstanding impact. Build in intelligent management chip, which can control standby and wake-up according to usage. Equipped with a power switching button on the side to prevent unexpected situations caused by misoperation. Widely used in elevators, tower cranes, electric hoists, farmland irrigation, fish pond oxygenation, outdoor lighting, light box, garage door, road gate and more. Specifications: Material: ABS Type: 2-key, 4-key, 6-key, 8-key, 10-key, 12-key (optional) Size: approx. 155x60x25.5mm/6.1x2.36x1inch Product Name: High Power Industrial Remote Control Modulation method: ASK Transmission power:+13~15dBm Standby current:<0.1uA Encoding: EV1527 Working frequency: 433MHz Working voltages: DC4.5V Battery type: 1.5V battery AAAx3(Not Include) Package Includes: 1Pc Industrial Remote Control note: This remote control not have copy function and needs to be used in conjunction with wireless remote control. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.