Specification Model:Lithium ion 10440 350mAh button top Charging cut-off voltage:4.2v Discharging cut-off voltage:3.0 v 3.7V ICR10440 Rechargeable Battery Various uses for interphone, wireless earphone,Portable office devices: Notebook, PDA, portable electrograph, portable printer,GPS, digital camera, camcorder, portable DVD, portable television, MP3, MP4.searchlight,toys, models.Attention:ICR10440 is shorter than AAA Battery,Please check your electronic devices size and choose the correct battery. Econ-Friendly:Lithium-ion Battery does not contain cadmium, lead, mercury and other heavy metal elements, no pollution to the environment who is green battery. Multiple uses for:Digital camera, flashlight, streamlight,wireless mouse, remote control, computers, toys, electric shavers, massager, electric toothbrush, mobile terminal equipment, emergency lights, solar lights, searchlights, portable fax machines, printers, cordless phones, mobile phones, walkie-talkies,power bank,torch,GPS etc. Long Strong Life:With 350mah capacity, ICR10440 Battery can be charged over 500 times.It's the good replacement than one-time use battery,can reduce the pollution and save your money. Battery Model: ICR10440 Lithium-ion Rechargeable Battery(Button-Top),10mm in diameter and 44mm in height, shorter than AAA size. Please confirm whether it is the size you need before buying.Unit Count: 1 Count. Recommended Uses For Product: Digital Camera,Emergency Lights,Gps. Battery Cell Composition: Lithium Ion. Brand: PKCELL. Number of Batteries: 4 Lithium Ion batteries required. Country of Origin: China. Manufacturer: pkcell. Date First Available: June 24, 2015. Is Discontinued By Manufacturer: No. Best Sellers Rank: #61,345 in Health & Household. Customer Reviews: 4.2 out of 5 stars 934 ratings 4.2 out of 5 stars. Batteries: 4 Lithium Ion batteries required. Item model number: ICR10440. : B010ABNW5S. Item Weight: 1.44 ounces. Package Dimensions: 7.05 x 5 x 0.55 inches.