Scimagic-RC patented version SMG-233V15.0 SMG-233V15.0 is the latest version released on April 20, 2021. Other sellers are selling the old version V6.1 or V6.3 of 2017-now. V15.0 of other sellers is fake. Advantages of Scimagic-RC SMG-233V15.0 Versions 1. Can clone more brands (updated 20 more brands) 2. Longer copy distance (Old: 4-5cm, V15.0 max: 50-60cm, easier to copy the remote with weaker signal) 3. Longer control distance 4. No battery problem Compatibility list Please make sure your remote is in the list. Specifications: dwt: Scimagic-RC Product Model: SMG-233V15.0 Product material: ABS Product size: 60*37*10mm Product weight: 40 g Rated voltage: 3V (CR2032 include) Installation: wireless Frequency: 433MHz, 433.92MHz. Code:Rolling code/Learning code/Fixed code Radio transmission distance: 30-100m (Open area) Scope of application: garage door, alarm, automatic door, rolling door, etc. Low power consumption remote control. One CR2032 battery lasts for 2 years. The remote control contains batteries. The battery can be replaced, If you abnormal use will cause the battery life to be reduced. 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.