Type C : Support remote control and APP unlock (Bluetooth), have 2x remote control. Type D : Support remote control and APP unlock (Bluetooth), have 4x remote control. Dual core dual system, faster, more responsive.
Two different ways to open and close, with the remote control and the spinning roulette. Easy and firm installation with the external mounting plate. Remote controls with digital conversation system, it cannot be decoded or duplicated. Power saving mode and low battery consumption. Once the main batteries was power off, you can operate with the backup battery.The bottom panel design makes installation easier and firmer. The lock tongue and main parts are made of stainless steel, without fading. Suit in: office \ home \ hotel \ Anti-theft door \ Corridor door \ Wooden doors \ garage door and etc. Maximum distance of remote control:10M(open distance can be farther). Power supply: 4xAA batteries 1.5V+1 back up battery 23A12V(battery is not included). Battery life: 4 batteries can last up to one year in standby mode. Humidity between 5% and 80%. Max 32x remote controls can work with lock. Bluetooth APP remote control isoptional. This item is in the category "Sporting Goods\Cycling\Bicycle Accessories\Locks & Security". The seller is "millarbusiness" and is located in this country: CN. This item can be shipped worldwide.