OAproda LI-50B Micro USB Battery Charger for Olympus LI-50B/LI-90B, SZ-15, SZ-16 iHS, SP-720UZ iHS, SP-800UZ, SP-810UZ, TG-630 iHS, TG-820 iHS, TG-830 iHS, TG-850, TG-870, VR-340, VR-370, XZ-10 Only 0.71 inch ultra-thin, Light Weight, Space-saving, Easy to Carry ,charge anywhere anytime, convenient to use. Fast and Safe charging. 100% Compatible with The Olympus LI-50B / LI-90B Original Battery and replacement battery. Patented with FCC, CE and ROHS certification. Micro Input: DC 5V, 1A, Output: DC 4.2V, 500mA. The newest generation of CPU control, IC chip, double PCB panel, Built with multiple circuit protection. All Items Include 30-Day Money-Back Guarantee; 3-year Manufacturer Warranty and 24 hours friendly customer service! For Security, do NOT Charge your Battery / Charger with Computer, in order to Avoid any possible Damages of Computer from High Temperature. The computer USB port mainly supports data transmission, rather than charges other products.