SereniTime — Gentle light waves for more tranquility and focused clarity | Kalsten
Finally, a timer that makes time visible!
Loud alarms and frantic clock-checking are a thing of the past. The SereniTime™ LED Timer shows the remaining time in a calm and visual way – ideal for focused work, learning, or relaxing breaks. The gentle LED display makes time intuitively recognizable without disturbing signal tones.
Why many users love this timer
✓ Visual LED time display: The LED display shows the passage of time step by step, so you stay aware without constantly looking at a clock.
✓ Timer from 1 to 30 minutes: Perfect for work intervals, study times, kitchen timers, or short breaks.
✓ Easy to use without complicated settings: The timer can be started or reset by simply turning or flipping it.
✓ Wireless operation: The built-in battery allows for flexible use without cables.
Frequently Asked Questions
How do I start the timer?
The timer can be activated by simply flipping or turning it over. The built-in sensor automatically detects the position and starts the selected countdown.
What time intervals are possible?
The timer supports time intervals between 1 and 30 minutes, depending on the selected mode.
How long does the battery last?
The built-in 350 mAh battery allows for up to about 5 hours of use, depending on usage and brightness.
How is the timer charged?
The timer is charged using a USB-C charging cable.
Product Details
Material: ABS plastic
Colors: White or Black
Size: approx. 5.6 × 9.9 cm
Battery: 350 mAh
Charging port: USB-C
Delivery Contents:
1x SereniTime™ LED Timer
1x USB-C charging cable