Touch Sensor Buttons Compatible with most of fixed code & rolling code Two indicator & back-light Security lockout,Anti tamper alarm,Pin code scramble,IP Rating 53 Ultra low consumption 18uA standby / 6mA active/ 28mA working Multi user(CH1 = 8 pin codes)(CH2 = 3 pin codes) ** For any questions: Feel free to chat us. Our customer service rep will be answering all queries from Mondays-Friday 9am - 6pm **