LI-40B Ultra Slim USB Charger for Olympus D-720, FE-230, FE-340, FE-280, FE-20, Stylus 710, 790SW, 770SW, 7010, 760, 720SW, VR-320, VR-310, X-935, X-905 Digital Camera and More Compatible with Olympus LI-40B, LI-42B camera battery Smart LED indicator: light display the charging status, no-load(blue), charging(red), fully charged(blue) to prevent overcharging Ultrathin and lightweight design: only 2cm thick, Portable and save place, convenient for family, travel, trip and outdoor exercise Powered by USB chargers include laptop, PC, power bank, USB wall Charger, USB travel charger, USB car adapter etc, Keep enough power, never miss any wonderful moment Qickly and safely charge, easy to use