Features: High capacity of 1000mAh and provides long-lasting power support, suitable for devices that require long-term use. The optimized battery design has a long service life and can meet users requirements for power durability and reliability. Made of quality materials with stable discharge characteristics, it can provide continuous and stable power output. Anti-leakage design can effectively prevent battery leakage during long-term storage or use, ensuring the safety of the equipment. Widely used in small electronic devices such as watches, calculators, alarm clocks, scales, car keys, remote control, etc. Specifications: Material: Composite Material Size: Approx. 24.5x7.7mm/0.96x0.3inch Capacity: 1000mAh Quantity: 5pcs Voltage: 3V Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 5Pcs CR2477 Button Cell