![Tesla To Hold its Battery Day on Sept 15th, Elon Musk Touts it as 'One of the Most of Exciting Days in Tesla's History' - FutureCar.com - via @FutureCar_Media Tesla To Hold its Battery Day on Sept 15th, Elon Musk Touts it as 'One of the Most of Exciting Days in Tesla's History' - FutureCar.com - via @FutureCar_Media](https://img.futurecar.com/202006/22/l_5ef11e33ad1fa.jpg)
Tesla To Hold its Battery Day on Sept 15th, Elon Musk Touts it as 'One of the Most of Exciting Days in Tesla's History' - FutureCar.com - via @FutureCar_Media
![Tesla Air? Elon Musk Hints Tesla Could Mass Produce 400 Wh/kg Batteries In 3–4 Years - CleanTechnica Tesla Air? Elon Musk Hints Tesla Could Mass Produce 400 Wh/kg Batteries In 3–4 Years - CleanTechnica](https://cleantechnica.com/files/2020/08/Flying-Battery-3.jpg)
Tesla Air? Elon Musk Hints Tesla Could Mass Produce 400 Wh/kg Batteries In 3–4 Years - CleanTechnica
![Tesla-battery-day-ev-cost-new-cell-design-silicon-anode-cathode-cobalt-free-casing-manufacturing-kWh — OROVEL Tesla-battery-day-ev-cost-new-cell-design-silicon-anode-cathode-cobalt-free-casing-manufacturing-kWh — OROVEL](https://images.squarespace-cdn.com/content/v1/5ea705b50670db414f3753e5/1600826070016-C22LQF9OAQ8MHFYDVRFV/elon-musk-tesla-battery-day-2020.jpg)