The Cateye USB Charging Cable for Volt 300, 400, 700 and 800 is an ideal product to take with you on those longer rides where you feel you may need a battery back up for your light, phone or any device charging through a Mini-USB port. The Cradle is Cateye Volt 300, 400, 700 and 800 models.
Charging cradle to charge Volt 50/300/400/700/800 batteries Compatible battery and charge times: BA-2.2 (3.6V-2,200mAh) 3 hours BA-3.1 (3.6V-3,100mAh) 6 hours USB Output Port - Use your spare Volt battery to charge your mobile devices such as a smartphone using this cradle plus the cartridge battery
Cateye Usb Charging Cradle For Volt 300, 400, 700 And 800 on other UK sites
Cateye Usb Charging Cradle For Volt 300, 400, 700 And 800 on USA sites