{"type":"firestarter.listing","listing":{"id":"lst_4cRydyt-","product_name":"Antigravity Batteries U1/Group U1R Lithium Auto Battery w/Re-Start","category":"Car Battery","description":"\n\nGroup U1 and U1R OEM Automotive and UTV Case size (directly replace stock battery).\n\nLxWxH: 7.75 x 5.2 x 7.3 inches.\n\nAmp Hours: 20 Ah (Actual).\n\nHigh Power: 925 Cranking Amps.\n\nExclusive RE-START Technology: Wireless Jump-Starting built-in; just press the button on your Keyfob remote.\n\nAdvanced Battery Management System built-in.\n\nUltra Lightweight: Drop up to 30 lbs instantly! 70% lighter than lead.\n\nSafest Battery Technology using full BMS and Lifepo4 Lithium chemistry.\n\nMany Applications: Auto, Lawn/Tractor, Generator Battery and more.\n\nThreaded Terminals: M8x1.25\n\n\nNote: Please check your vehicle's battery type either on the battery itself and/or in your vehicle's manual.\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nGroup-U1 Battery\nLightweight Lithium Batteries with Wireless Built-In Jump Starting!\nThe first Intelligent Lithium-Ion Automotive Battery that won’t leave you stranded!\nThis newest RE-START Battery is made in the U1 and U1R Sizes. The U1 Battery size is very compact, and is used in many applications such as Smaller Automobiles such as the Mazda Miata, in some brands of UTVs, Farm Equipment, Riding Lawn Mowers, Small Tractors, and more. This Lithium U1 Battery also features our famous “RE-START” built-in WIRELESS Jump-Starting! That means if your battery is ever discharged to the point of going dead, for example by leaving your lights on or playing the stereo too much, you simply press the Button on the provided Keyfob (2 keyfobs included), start the Vehicle and drive away! No need for a Jump-Starter, or any assistance. You don’t even have to access or touch the battery; do it from the seat of your vehicle. The AG-U1 RE-START Battery has 20 Amp Hours and is available in Right or Left Side Positive Terminals. It comes with a carry handle, and also Includes our Automotive SAE Terminal Adapters. If you want to also track your battery status via Bluetooth and an App on your phone, you can use our Battery Tracker; and if you","images":["https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-tractor-utv-car-battery.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-lightweight-auto-battery.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-restart-lithium-battery.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-battery-sae-terminals.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/fob-wireless-jumpstart-car-battery-antigravity_239104c1-f146-40f0-bfe1-640f9372f86d.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-lithium-auto-battery.jpg?v=1765394740","https://cdn.shopify.com/s/files/1/0024/4898/2060/files/antigravity-u1-tractor-riding-mower-battery.jpg?v=1765394740"],"price":619.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:22.857Z"},"share_url":"https://firestarter.network/l/lst_4cRydyt-","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_4cRydyt-' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Antigravity Batteries U1/Group U1R Lithium Auto Battery w/Re-Start' and a budget_max comfortably above $619.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}