Features: Adopting EV1527 encoding format, with the characteristics of highly security, low repetition rate, and strong versatility. Equipped with build-in intelligent management chip, it can control usage time, intelligently saving power and extending usage time. Equipped with telescopic antenna, signal is strong and more stable, remote precised control. Quality ABS housing and long service time. Widely used in sunshades, agricultural irrigation, electric door, garage door, outdoor led light, home intelligent deivce/lighting fixtures, etc. Specifications: Material: ABS Frequency: 315, 433(optional) Type: 2-key, 4-key, 6-key, 8-key(optional) Size: about 99x39x15.5mm/3.90x1.53x0.61inch Modulation method: ASK Transmission power: +13-15dBm Encoding format: EV1527 Working voltage: DC12V Note: Without copy function. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1x Remote