1. Features: 2. 【Portable and Convenient】: The stage fireworks base measures 8 * 10 * 5cm/3.1 * 3.9 * 2-inch, making it compact and easy to carry. It comes with a portable square suitcase for convenient storage and transportation. 3. 【Safe and Eco-friendly】: The electronic fireworks base is made of safe and non-toxic materials, ensuring a green and environmentally friendly experience. 4. 【Effortless Operation】: With four electronic fireworks bases, each requiring two AA batteries, the product eliminates the need for post-fireworks cleaning. It offers convenience, affordability, and durability. 5. 【Versatile Remote Control】: Equipped with two remote controllers, the base has an effective range of up to 100 meters. The single-button remote control allows igniting all the cold fireworks simultaneously, while the multi-button remote control enables selectively igniting one or more of them. It is easy to control the ignition order based on the atmosphere of the event, creating a thrilling climax. 6. 【Suitable for Various Occasions】: Whether for a birthday party, wedding, concert, or large-scale event, the cold fireworks display base can be used indoors or outdoors to create a captivating ambiance. 7. Specifications: 8. Power Supply: 2 * AA batteries (batteries not included in this product) 9. Remote Control Distance: About 100m/328ft 10. Product Material: ABS 11. Product Color: Black 12. Single Product Size: 8 * 10 * 5cm/3.1 * 3.9 * 2inch 13. Single Product Weight: 103g/3.6oz 14. Package List: 15. 4 * Base 16. 2 * Remote Control 17. 1 * Carrying Case 18. 1 * Instruction Manual