Product Type: CR2 Rechargeable Battery, Capacity: 300 Ma, Power: 3V Type: Rechargeable Lithium Battery. Safety Certification: This Product Has MSDS Certification, Please Rest Assured To Use. Long Service Life: It Will Last Up To 1200 Charging Cycles And Has Excellent High Performance. Intelligent Protection Battery: Built-In IC, PTC High Current Discharge Protection, Overcharge Protection, Prevent Polarity Reversal, And Automatically Identify Battery Failure. Compatible Devices: KCR2, EL1CR2, DLCR2, CR2R, Can Be Used In Many Applications Such As Alarm Batteries, Flashlights, Digital Cameras, Remote Controls, Clocks, Binoculars With Digital Readers, Toy Devices , Golf Rangefinder And Portable Equipment Etc. Please Purchase According To The Equipment Description 8PCS Rechargeable Batteries