... voltage: 4.8V3. Size: C4. Long cycle times.5. The battery pack is widely used in cordless phones, digital cameras, MP3 players ... , sweeper, medical facilities, instruments and meters, electronic toys, electric tools, radio, cell phones and others.6. Customized sizes, packs, tags, labels ... are welcome. rechargeable batteries Ni-MH C 4000mAh 4.8V battery pack industrial batteries