1. Built-in battery: polymer lithium battery 150MAH
2. Charging method: Android charging port (Android USB cable) 20CM long
3. Material: Acrylic
4. Structure: light sensor + vibration sensor
5. Purpose: car cup tank atmosphere light & car interior atmosphere light & gifts & gifts & toys
6. Luminous mode: colorful mode/breathing mode/monochrome mode
7. Coaster size: 6.8CM in diameter
8. Weight: 0.08KG (1 set of 2)
9. Lighting conditions: 1. Use in a dim environment, 2. Vibrate to activate the light (35 seconds); two conditions are met at the same time to emit light