Simplyitem &copy; Set of 4 toner refill kit with Chips for Dell 1230, 1230c, 1235, 1235cn printer 60 days money back guarantee 100% compatible with Dell cartridges:Y924J, C815K, D593K, F479K 100% compatible with Dell models:Dell 1230, 1230c, 1235, 1235cn Toner powder made in Japan