Specifications: Name: LED Balloon Bullet Light Bulb Weight: 2.7g/pcs Size: 3.1*1.7*1.1cm/pcs Material: Plastic Order Quantities: 10 pcs of 1 set Item color: Transparent body Light color: Red/ Yellow/ Green/ Blue/ White/ Red&blue mix flash/ Multicolor flash Batteries: 2 * AG3(included) Suit for: Balloon, Paper Lantern Instructions for use: The light bulb is equipped with a switch, which can be placed in a balloon with a size of more than 10 inches. The air can be floated. You can make a birthday party, or wish to fly a wish lamp for wedding purposes. It can also be used as a holiday decoration. Suitable places: can be used for decoration at birthday parties, bar dances, wedding venues, etc. to create a romantic atmosphere. Package includes: 10 * LED Balloon Bullet Light Bulb.