If you want a purpose-built battery that doesn't add much weight and brings a ton of function, we'd say the $99 MagSafe Battery Pack fits the bill.
Snap Battery Pack
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ESR HaloLock MagSafe Battery Pack with USB-C Cable, 10,000mAh Wireless Power Bank Compatible with iPhone 14/14 Plus/14 Pro/14 Pro Max and iPhone
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Magsafe Battery Pack
Apple's MagSafe Battery Pack extends your iPhone 12's battery with a snap
If you want a purpose-built battery that doesn't add much weight and brings a ton of function, we'd say the $99 MagSafe Battery Pack fits the bill.
MagSafe Battery Pack
GENUINE Apple Magsafe Battery Pack iPhone 15 Pro/Max/14/13/12 MJWY3AM/A OPEN BOX
Snap. Start. Recharge! On the go wireless charging that provides 2x iPhone battery life in a snap! DOUBLE POWER Full iPhone charge in your pocket!
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