Ultra Lightweight LED Magnifier worklamp. Bright "near natural" lighting. Simple and easy to mount. 3.5" diameter 2 Diopter optical quality magnifier. On/Off switch conveniently located. Complete with 110 Volt AC to 5.5 V DC power supply. Fits all Excalibur tilting head scroll saws as well as other saws where a single screw can secure the light to a stationery top arm near the front.