Battery life varies by use and configuration. The Apple TV app movie playback test measures battery life by playing back HD 1080p content with display brightness set to 8 clicks from bottom. Testing conducted by Apple in April and May 2023 using preproduction 15-inch MacBook Air systems with Apple M2, 8-core CPU, 10-core GPU, 8GB of RAM, and 256GB SSD.See /kb/HT211204 for information about upcoming changes to ACMI financing. ACMI financing is subject to change at any time for any reason, including but not limited to, installment term lengths and eligible products. The last month’s payment for each product will be the product's purchase price, less all other payments at the monthly payment amount. ACMI is not available for purchases made online at special storefronts. See the Apple Card Customer Agreement for more information. Taxes and shipping are not included in ACMI and are subject to your card’s variable APR. Monthly pricing is available when you select Apple Card Monthly Installments (ACMI) as payment type at checkout at Apple, and is subject to credit approval and credit limit. Have a question? Call a Specialist or chat online.