450mAh 3.8V Li-ion Polymer Battery Fit for Golf Buddy WTX / WTX+ Smart Watches - Newegg.com
Amazon.com: 280mAh YK372731 Battery Replacement Compatible with Golf Buddy Voice, Voice+, Voice VS4, Voice 2 Talking GPS Range Finder with Free Installation Tools : Electronics
Amazon.com: 1500mAh Battery Replacement for Golf Buddy Platinum GB3 World Platinum II World Platinum Platinum Range Finder LI-B03-02 : Health & Household