CITYORK Rechargeable Batteries 4 Pack AA Batteries and 8 Pack AAA Batteries 1.2v Ni-MH Rechargeable Batteries with 12 Bay AA AAA Smart LCD Independent Slot Battery Charger

【Ensuring battery safety】—— Equipped with the REFASH button, long press and hold to discharge, which can maximize the lifespan of your battery. The back has a heat dissipation hole, which will not generate heat even after long-term charging, ensuring your safety。 【Great Performance】—— The high-quality raw material and the special technology are adopted. The power can be maintained for 3 years after full charge and capable of keeping your devices powered at a low temperature of -20° C and still deliver great performance. 【Pre-charged】—— All triple a rechargeable batteries come partially charged, but it is best to fully charge before first use, Ni-MH aaa batteries will get the best performance after 3-5 charge cycles. 【Safe and eco-friendly】—— AA and AAA nimh cell Batteries can be charged up to 1200 times; No pollution to the environment benefits from the Ni-MH cell, more affordable than thousands of alkaline batteries; Ni-MH battery environmental protection material can reduce heavy metal pollution , The first step to protect the earth is to use Ni-MH batteries. 【Wide Application】—— Batteries are fantastic for high-performance devices such as remote controls, digital cameras, electronic toys, hand held games, radios, flashlights, alarm-clock, Toothbrushes, Shavers and other devices that need AA or AAA battery. 【What You Get】——1 X 12 slot charger, 8 X AAA batteries, 4 X AA batteries, 3 X Battery case, 1 X Adapted charger