Fenzer White USB Data Sync Charger Cable Portable Battery Extender for Sandisk Sansa Clip e130 e140 m240 m250 m260 Shaker Fenzer White USB Data Sync Charger Cable Portable Battery Extender for Sandisk Sansa Clip e130 e140 m240 m250 m260 Shaker Built in IC chip to protect against overcharging Charges battery and provides backup power USB Port and built in LED flashlight Uses two AA batteries (batteries not included)