This phone from Samsung has a large 5,000 mAh battery. With a 2.84 GHz octa core processor, you get a lot of hardware for your money.
Samsung Galaxy S20 Ultra 5G 128GB Cosmic Black Unlocked - Very Good
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Samsung Galaxy S20 Ultra 5G Factory Unlocked New Android Cell Phone US Version, 128GB of Storage, Fingerprint ID and Facial Recognition, Long-Lasting Battery, Cosmic Gray