DIY, anda harus merakit sendiri. Parameters: - Model TDL - 555 - Standby current Less than 1mA - Standby indicator light With - Triggered Touch - Soldering difficulty Level Easy - Working voltage DC 5V - Working current Less than 90mA - Delay time Adjustable 3 seconds ~ 130 seconds. - Assembly instructions TOR format - Circuit board size 38mm*28.5mm(L*W)