The NOVEL LIR1254 / LIR1154 / 1254 / 1154 Rechargeable Li-Ion Battery is a universal replacement battery pack designed specifically for earbuds and other compact electronic devices. This pack of 2 batteries operates at a nominal voltage of 3.85V with a capacity of 70mAh and an energy output of 0.27Wh, making it a reliable power source for True Wireless Stereo (TWS) earbuds, Bluetooth headsets, smart watches, and fitness trackers. Compatible with popular brands including B&O H5, Sony WF-1000X and WF-1000XM3, WF-SP600, 700, and 900 series, Samsung Galaxy Buds, and Jabra Rox, these batteries are a versatile replacement solution. Each battery features solder tabs for easy installation and is rechargeable for 500+ cycles, ensuring long-lasting performance. The compact dimensions of approximately 12.5mm in diameter and 4.9mm in height make these batteries ideal for space-constrained devices. Manufactured by ELECTROV8 PVT LTD and made in India, these batteries are a dependable choice for keeping your devices powered. NOVEL batteries are designed to deliver reliable, stable, and long-lasting power for a wide range of electronic devices and DIY applications. Built using quality cells and advanced safety features, they provide dependable performance for gadgets, portable electronics, RC toys, CCTV systems, emergency lights, Bluetooth devices, routers, wearable devices, and more. Compact, lightweight, and easy to install, these batteries are manufactured by ELECTROV8 PVT LTD in India and are suitable for everyday power requirements.