ON THE WAY&reg;8Pcs 3.7V Lithium 14500 900mAh Li-ion Rechargeable Battery and 14500 Battery Charger 8 Pcs 14500 batteries 900mAh can be charged over 500 times and come with one charger Warm tips:Before purchase, please make sure the battery voltage corresponds with your device voltage Slim and portable design High energy density, long life battery Fit for camera, MP3/MP4 Player, electronic toys and other electronic devices