Fangrui Product Details Configuration: With Arming Key, Disarming Key, Quick Bypass Key, Button Function. Battery: Battery Life Is Up To 3 Years, No Is Required. Effectively Overcome The Shortcomings Of Traditional Remote Control Re-code. Function: Waterproof, Anti-pressure, Anti-collision Automatic Control Equipment Features. The Shape Design Is Small And Easy To Carry, Safer And More Assured. Working Voltage: 3v Rated Current: 10 Ma Mitting Frequency: 433mhz Wireless Distance: 100 M Use Temperature: 10 Degrees To 55 Degrees Use: Universal Wireless Communication: Rf Model Number: Rc22 Channel: 1 Colour:white Size:55*30*10mm Material:metal And Plastic Package Contents: 1 * Intelligent Remote Control Only The Above Package Content, Other Products Are Not Included. Note: Light Shooting And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.