Product Name: LED Curing Light Model: TF400-4(5W) Color: Green Features 1 Light intensity: 1000-2000mW/cm2(tested by different meter), 5 watt LED 2 BEEP at each 5-seconds to indicate remaining curing time 3 Various Curing Time: seven preset curing time 5/10/15/20/25/30/40 seconds. 4 Three Preset Programs a. Fast mode: Full power all the time b. Soft 1 mode: Generally increasing power in first 5 seconds, then full power till the end. c. Soft 2 mode: Generally increasing power in first 5 seconds, then half power till the end. 5 Equippend with radiating fan to ensure the durable performance 6 Inner Build-in light meter within the base 7Cord/cordless inchargeable When ruuning out of the battery, the unit can be operated directly witht the switching power adapter. 8 High Output: Full supply of power can satisfy 10-second curing time for 200 times. 9 Fully guaranteed for one year Standard accessory : 1.handpiece 1pc 2.charging base 1pc 3.charger 1pc 4.eye-protecting cover 3 pcs 5.optic light guide 1pc 6.user manual 1pc