The timers can be saved even if it's cut off power.
https://appstore.fonewe.com/foneweapp/tricklight/d.html

Select Device and Set up Timers


Bluetooth Timer and Dimmer for Low-Voltage LED Lighting
Control your LED lighting with a 23-key remote control and mobile phone Bluetooth APP. This Bluetooth timer and dimmer lets you remotely adjust brightness and speed, set delayed shutdown, and keep your settings with the power-off memory function, so there is no need for frequent settings.
Key Features
- 23-key remote control and mobile phone Bluetooth APP control
- Remote adjustment of brightness and speed
- Delayed shutdown setting
- Power-off memory function for fewer repeated settings
- Built-in microphone with music mode, so the light can change with the rhythm of the music
- Suitable for various low-voltage LED monochrome light strips, modules, neon light strips, luminous characters, etc.
Specifications
- Input and output voltage: DC12-24V
- Current: 6A / 30A
- Power: 72W / 360W (DC 12V)
- Remote control distance: RF remote control 15-30 meters
- Net weight: 120g
- Gross weight: 145g
- Product size: 87*62*20mm
- Packaging size: 120*75*50mm
- Scope of use: connect 30 meters of single-color light strip
How to Use
1. Download and install the APP
Scan the product QR code to download and install the APP. APP name: Trick Light. Applicable mobile phone operating system: IOS version 6.0 or above or Android version 4.3 or above. Software language: English, Chinese, automatic language recognition according to the operating system.
2. Connect the light strip and dimmer
Open the mobile phone Trick Light APP and connect the light strip and the dimmer. The positive and negative poles of the controller and the light strip must correspond. Pay attention to check whether there is a short circuit at the position of the light strip. If there is a short circuit, please deal with it before powering on, otherwise it will damage the controller and the light strip.
3. Power on and connect by Bluetooth
The power plug is powered on. The software will automatically scan the Bluetooth device and automatically connect the device. Use the APP or remote control to control the controller to work as needed.
Ideal For
This dimmer is suitable for various low-voltage LED monochrome light strips, modules, neon light strips, luminous characters, etc. It supports connecting 30 meters of single-color light strip.
Control Your LED Lighting with the APP or Remote
Use the 23-key remote or Trick Light Bluetooth APP to adjust brightness and speed, set delayed shutdown, and use music mode with the built-in microphone. The power-off memory function keeps your settings after power off, so there is no need for frequent settings.