Smart Calculator V3 Carbon

In case of any doubts or queries, you can reach out to us using the sales support provided on the website. You can also use the link below in order to reach out to us.
hello@tohands.in

In case of any product related issues after purchasing the product, You can use our chat support provided on the Tohands App.
Note – Our customer support executives are available From Monday to Friday between 10 am to 6 pm. Our chatbots are available 24*7 at your service.


Customer support no.040-452-08234

V3 Carbon will be delivered within 7 – 10 days of placing an order.
V4 will be open to delivery in the month of May 2024, where first priority will be given to
customers who have pre-booked the device and then waitlist customers.

We offer a 1 year warranty on our products. If the device has any issues during the warranty period, please contact us and we will initiate the return process. We will take the device back and ship you a new unit parallely. If the issue is not resolvable, we will provide you with a new unit. We always strive to provide our customers with the best service possible, and we hope to resolve any issues promptly and efficiently.

To return the product in case of any issues, You can contact us using the customer support available on Tohands mobile app. Once we receive the returned product and verify the issue and product condition, we will process the refund. Please note that the return process generally takes 5-10 days. We always strive to do the right thing for our customers, and we hope to provide you with a hassle-free return process.