Features: With a compact size and easy installation, these CR1220 button batteries are perfect for on travel use. They provide long lifespans and stable voltage output, making them for low power devices. Suitable for small electronic devices such as watches, calculators, mini lights, remote control, and small toy Made of quality metal, these button batteries offer reliable performances and durability. Designed for everyone, these button batteries are suitable for individuals of all age who need to power their small electronic devices. Whether you're a student using a calculator, a professional relying on a watch, or a parent with kids toy, these batteries are a must have. From classrooms to offices, these button batteries find their place in various settings. Use them in watches to keep track of time during meetings, in calculators for accurate calculations, in mini lights for emergency situations, and in remote control for effortless entertainment control. Specifications: Material:Metal Item Model Number:CR1220 Voltage:3V Option Type:5xCR1220 Batteries,10xCR1220 Batteries; Note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: Package A 5xCR1220 Batteries Package B 10xCR1220 Batteries