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
