Specifications: Product material: ABS Product size: 63*37*12mm/2.48*1.46*0.4" Product weight: 35 g Product color: Black Rated voltage: 3 V Installation: wireless Corresponding frequency: 280-868MHz Learning frequency range: 300MHz ,306MHz ,310MHz ,315MHz, 315.5MHz ,330MHz, 360MHz ,390MHz, 410MHz, 430.5MHz, 433.42MHz, 433.92MHz, 868.35MHz, 286-361MHz, 384-400MHz. Radio transmission distance: 30-100m (Open area) Scope of application: garage door, alarm, automatic door, rolling door, etc. Compatibility list Please make sure your remote is in the list. ROPER 868MHz is not compatible. Feature: 1.All of our items are brand new 2.One to one key copy 3.Each key password alone save 4.Can continuous repetitive copy use one million times 5.Privacy is strong 6. A replacement for rolling code remotes. 7. One remote control can control up to 4 different brands of remote controls. 8. Multi-functional and multi-variable, personalized and user-friendly simple design and fast to use. wide range of uses: Garage doors, Electronic gates, Barrier gates, sliding doors, automatic doors, rolling doors, shutters Electrical appliances/Home automation i.e. lights, Alarm system, access control system Low power, energy saving: Low power consumption remote control. Can continuous repetitive copy use one million times, One 3V CR2032 battery lasts for 2 years (Replaceable battery). Brand new, ABS material, When used, it is more comfortable. Easy to use This is a clone remote control, it needs to clone your original remote control face to face. If your remote control is a fixed code, after cloning, the new remote control will work. If your remote control is rolling code, after cloning, the new remote control needs to be programmed / activated on the receiver, the new remote control works. I will provide you with detailed instructions in the package, it is a card. Include Remote Control Battery Keychain English Manual