The Magene L308 Smart Expression Tail Light brings personality and proper rear-end safety to the same 23-gram package. A 96 COB LED matrix renders emojis, GIFs, scrolling messages and custom patterns drawn straight in the OnelapFit app, while a high-precision accelerometer triggers a 3-second high-intensity flash the moment the rider grabs the brakes. This version ships with the saddle rail mount kit for clean, low-profile installation under the seat. Key Features 96 COB LED matrix: fully customisable display draws emojis, GIFs, scrolling messages and patterns through the OnelapFit app Smart braking sensor: high-precision accelerometer detects even gentle braking and triggers a 3-second high-intensity flash to warn following traffic 3 light modes plus emoji: solid, flash and pulse on top of fully customisable graphics for any riding scenario 15-emoji onboard storage: more than twice the capacity of typical smart tail lights, single-button cycling between presets Auto-sleep and auto-wake: vibration sensing drops the unit to sleep after 1-10 mins of stillness and wakes the moment the wheels start turning 50-hour max battery life: roughly a month of one-hour daily commutes between charges USB-C fast charging: 80% in 1.5 hours, no fiddling with proprietary cables Lightweight 23 g: barely registers on the seatpost or saddle rails IPX6 waterproof: rides through rain, spray and grim winter weather Saddle rail mount kit included: Allen-key bracket fits standard saddle rails for a tidy, low-profile install Specifications LEDs: 96 COB Maximum luminous flux: 30 lm Maximum visibility: 800 m Light modes: solid, flash, pulse plus customisable emoji, GIF and scrolling message displays Connectivity: Bluetooth (OnelapFit app) Battery: built-in lithium, up to 50 hr Charging: USB-C, 80% in 1.5 hr Waterproof rating: IPX6 Weight: 23 g Dimensions: 35 x 35 x 26 mm Brand: Magene Mount included: saddle rail bracket with Allen wrench