Amazon with TIGER HEAD HI WATT BATTERY HK CO LTD has the 4-Pack HW AAA USB-C Rechargeable Lithium Batteries w/ 4-in-1 Cable (1300mWh) for $12.62 - $3.16 off with coupon code ZV8GAPVD at checkout = $9.46 with free shipping on $35+ or with Prime.

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