Stockholders equity (Details 1) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Share-based compensation expense	$ 81,708	$ 188,237
Cost of Sales [Member]
Share-based compensation expense
Research and Development Expense [Member]
Share-based compensation expense		25,856
General and Administrative Expense [Member]
Share-based compensation expense	81,708	157,984
Selling and Marketing Expense [Member]
Share-based compensation expense		$ 4,397