[PLS CONFIRM DEVICE MODEL] --- The battery repair kit contains the instruction to guide you step by step installation, and we have professional engineers to answer all your questions about the repair process. Please verify your old battery part number and phone model before purchasing this replacement battery. Compatible with iPhone 11 6.1-inches (A2221 A2111 A2223). ★NOT FOR iPhone 11 Pro/ 11 Pro Max★

[BEST BATTERY PERFORMANCE] --- We do not hesitate to high cost, using the latest smart IC chips, excellent circuit boards, grade A+ rated battery cells on the market to manufacture this battery, offers good performance rate and high conversion, ensure longer battery life(1000 cycles) and high-speed, efficient charging. Up to more than 24 hours of long lasting time with normal use, and keep your iPhone going hours longer with heavy use. Bring your battery's life back to glory and save the money!

[HIGH CAPACITY BATTERY] --- Our iphone 11 replacement battery is made of high quality li-ion polymer battery cell, the advanced technology makes this 11 battery capacity up to 7600mAh, more power than standard 4490mAh battery, up to 1000 highly efficient charge cycles are available. Brand new 0 cycle battery cell capacity is upgraded to store more power, bring more standby time, increasing battery life and and reduce your recharging times. Same charging time but more use time!

[SAFETY TESTED BATTERY CELLS] --- Each A2221 battery for iphone 11 replacement is manufactured and tested under strict quality control standards. Build-in smart IC microchip to prevent over-charging, over-discharging, short-circuit and over-heating for safe and prolonged use. Voltage protection and current protection for safer operation for both user and devices. Made of high-quality materials and strict quality inspection are our best promises to customers!

[STRICT DUAL QUALITY CONTROL] --- We take care of all quality-related issues with a REPLACEMENT or REFUND. Our items are all produced in fully automated workshops, and the finished products are controlled and inspected by professional technical personnel to ensure that they are delivered to customers with superior performance and do not disappoint their trust in us. Only with excellent product quality can we go further!