The TCL OneTouch 4021 is a simple and pocket-friendly mobile phone designed for convenience. It features a bright 1.8-inch display, a standard 12-key keyboard, and a camera. The phone includes a phone directory, calendar, currency converter, alarm clock, fake call function, and a torch light. With a 1030mAh battery, it offers up to 7.5 hours of talk time and 10 days of standby time. The device has a slim 12.7mm design with a subtle texture for a natural and reliable feel. The clear, bright 1.8-inch full-colour display is adjustable for low light environments. Additionally, it has a built-in LED torch that provides 40% more light than standard mobile phone torches. The TCL OneTouch 4021 comes with 4MB of internal memory and 4MB of RAM. This model is dual SIM and comes in Grey.