Hands down the best battery available for the Apple iPhone 7 Plus , we have sold over 250000 Replacebase batteries since we introduced them to the market and they have become the number 1 battery for repair shops and end users due to the great performance that rivals even the original Apple battery, Our Replacebase Apple iPhone 7 Plus battery is made by leading manufacturers using the latest techniques, Japanese cells and second-to-none testing processes They are safety tested to the highest standards and are CE safety certified (unlike many on the market) - they are also RoHS compliant and we are able to provide an MSDS safety sheet if required and fully compatible with Apple's built-in Battery Health software. Includes bonding adhesive kit (for the battery and LCD reassembly) Capacity: 2900mAh Cycle Life (rated to last): 500-800 Charge Cycles Current Cycle Count: ZERO Charge Voltage:3.82v (limited charge voltage 4.3v) Weight:41.05g Rated Life: 2-3 Years Cathode Material: Pure Cobalt Anode Materials: Graphite Cell Origin: Japan Cell Type: Li-ion Working Temperature: -20 / 50ºC Optimal Temperature: 20-30ºC This battery is covered under a 12 Month warranty.