A. Features: 1. Portable and Convenient: The stage fireworks base measures 8 * 10 * 5cm/3.1 * 3.9 * 2-inch, which is compact and easy to carry. It comes with a portable square suitcase for convenient storage and transportation. 2. Safe and Eco-friendly: The electronic fireworks base is made of safe and non-toxic materials, ensuring a green and environmentally friendly experience. 3. 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. 4. 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 ignition of all cold fireworks simultaneously, while the multi-button remote control enables selective ignition of one or more. It is easy to control the ignition order based on the event atmosphere to create a thrilling climax. 5. 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. B. Specification: Power Supply: 2 * AA batteries (batteries not included) Remote Control Distance: About 100m/328ft Product Material: ABS Product Color: Black Single Product Size: 8 * 10 * 5cm/3.1 * 3.9 * 2inch Single Product Weight: 103g/3.6oz C. Package List: 4 * Base 2 * Remote Control 1 * Carrying Case 1 * Instruction Manual