The ball light is adopted quality plastic material for the shell, lightweight and durable Bright Color option has amazing RGB color changing function Easy to use, the light has no on / off switch, remove the insulation slices, the light will turn on Ideal decoration for home, wedding, party, birthday, Christmas or any other party or celebration Cute balloon balloon shape, your kids and friends will love them. Nice for warm and happy festival decoration Product description Color: Yellow Description: Our lights are specially designed for the festival night decoration. Adopt the quality plastic material for the shell. 100Pcs / lot and disposable consumables. You won't waste your time and space on recycling. 4 different light colors for your selection. Specifications: Condition: 100% brand new Material: Plastic Light color: RGB, white, red, yellow (optional) Diameter: approx. 1.3cm / 0.5inch Quantity: 100Pcs / Lot Delivery weight: 190g Package includes: 1 x Lot of 100Pcs Balloon lamp (built-in battery) Note: 1. Please allow 0 ~ 1 inch error due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as the standard. 3. Only light color option " RGB " has a color changing function. 4. The light is disposable consumables without ON / OFF SWITCH. You can throw it away after use.