which can be independently operated at any moment to change delay time without too many mode switching

Dimensions (L x W x D)(mm): 89-95*114MM

Caline Cp20 Crazy Cacti Overdrive Guitar Effect Pedal True Bypas Design Aluminum

Sonoff RF Bridge 433 MHz

5mm Headphone Port: Yes

Rockbros Bike Light Waterproof Cycling Helmet Taillight Lantern for Bicycle Led Taillight which can be independently operatedRockbros Bike Light Waterproof Cycling Helmet Taillight Lantern for Bicycle Led Product Detail: Mode: 5 modes Lumen: About 20 lumen Charge: USB Rechargeable Battery: Rechargeable lithium battery Waterproof: Daily waterproof, Can't be soaked Size: About 3. 1*2*4cm Weight: About 22g Function: Bike bicycle rear light taillight, Helmet Taillight, Bag Warning Light ROCKBROS Bike Light Waterproof Cycling Helmet Taillight Lantern For Bicycle LED USB