[Apple MFi Certified] iFans® iPhone 6 Battery Case (4.7 Inches) 3100mAh Portable Charger Adapter Protective Dock Cover for iPhone 6 / iPhone 6 Extended Backup Battery Booster Pack Cover Case / 150% Extra Battery
£24.99DOUBLE YOUR BATTERY LIFE: This iFans iPhone 6/6s charger case with built-in 3100mAh battery pack extends extra 130% battery life to iPhone 6/6s.
INTELLIGENT CHARGING: Provides iPhone 6/6s the perfect amount of power for a safe, quick charge(within 2 hours), and auto stops charging once the battery is full.
PROTECTION & LIGHTWEIGHT: Form-fitting shell protects iPhone from scratches and other daily tear and wear, yet slim to minimise bulk and weight (103g) to fit in hands and pockets.