Durable Construction: Crafted with Ni-MH technology
specifically designed to fit William and Sound Sorin models
Upgrade your reading experience with the Li-ion Battery designed specifically for Sony's Portable Reader models
Compatibility: Fits a variety of devices including Stein 53905 and Telecommande Radio
Ni-mh Battery Fits Birddog, Version 2.5, Version 3, Version 4 7.2v, 3000mah X-rite Survey Battery Durable Construction: Crafted with Ni-MHNi MH Battery Fits Birddog, Version 2. 5, Version 3, Version 4 7. 2v, 3000mah Upgrade your Birddog experience with our high performance Ni MH battery, specifically designed for models Version 2. 5, Version 3, and Version 4. This reliable battery will ensure your device runs smoothly, providing you with unbeatable performance whenever you need it. Key Features: Compatibility: Perfect fit for Birddog models 2. 5, 3, and 4. High Capacity: 3000mAh 21.