Features: 【Convenient button Design】Built-in power button function allows for easily power control without the need for frequent battery removal. 【Durability】Made from durability plastic to ensuring a long service life. 【Wide Compatibility】Specifically designed for button batteries, suitable for users who need to replace batteries, such as remote controls, electronic ,and other small devices. 【Safe and Stable Connection】Optimised design provides a secure battery connection, preventing device malfunctions caused by poor contact. 【Easy Installation Experience】Suitable for users with limited skills, especially for everyday household use or enthusiasts. Specifications: Compnent: Plastic Size:about Single section 31x23.7mm/1.22x0.93in Double section about 51.5x23.5mm/2.03x0.93in line length about 150mm/5.9in Optional Type: Single section / Double section Color: Optional Features:With button design, easy to control power switches Supports 3V voltages input For 2032 Type button battery （Not include Battery） Widely used in electronic projects, small electronic equipment, laboratory tests and other occasions, which facilitates battery installation and replacement Package Includes: 6pcs Battery holder with power button note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.