Nothing Phone 1 launch is one week away and the UK-based brand is busy teasing the specifications of its first smartphone. In a latest update, the fast charging capabilities of the handset have surfaced online via an alleged TUV SUD listing. Additionally, sale offers for the phone have also leaked. Customers could get Rs. 2,000 discount for the purchase of Nothing Phone 1 via HDFC credit card and EMI transactions. The Nothing Phone 1 will…