Gravity-Sensor Flipping Technology: Flip the cube to activate preset countdowns of 5, 10, 30, or 60 minutes. With 2% of profits donated to SolarAid to provide solar lighting to communities in need. Dual Modes for Versatile Use: Switch between gravity mode and manual mode to customize your timing experience. Set precise intervals using the adjustable M/S key or let the cube handle the countdown with a simple flip. Silent Mode with Vibration Alerts: Enjoy discreet operation with silent mode, featuring vibration reminders, or switch to volume mode with adjustable alerts. LED Display for Easy Monitoring: The bright, energy-efficient LED screen displays clear countdowns, ensuring you stay on track no matter the task or lighting conditions. Rechargeable Battery for Portability: A USB charging cable ensures quick recharging, while auto-sleep mode conserves energy when not in use. Carbon-neutral Shipping