Item Type: LED driver Material: ABS Weight: Approx. 47g / 1.7oz Product Size: Approx. 8.2x3x2cm / 3.2x1.2x0.8in Model: 18-25X1W Input Voltage: AC85-265V Frequency: 50/60HZ Output Voltage: 54-87VDC Output Current: 300mA Scope of application: DIY can be connected to 18-25 1W lamp beads 1Using Condition: LED driver input AC85?265V 50/60Hz, output current 300mA (constant) voltage 54?87VDC, 18?25 1W lamp beads can be connected. 2Unique Design: The Lighting driver is small in size, easy to hide, and does not affect the overall decoration aesthetics. 3Product Size: Length 8.2cm x Width 3cm x Height 2cm/Length 3.2in x Width 1.1in x Height 0.8in), manual measurement, slight error, subject to the actual product. 4Easy To Install: Both the output and input are equipped with cables without flicker and good insulation effect; it can be directly connected to the power supply and lamps without repurchasing cables, making DIY more convenient and simple. 5Good Performance: Constant current power LED driver, with short circuit protection, can be used in most LED lightings products, it is noiseless in use, good heat dissipation, and effectively prolongs the service life of the lamp.Do not measure voltage under no load.1 x LED driver Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.