Model: BST-M001 Color:Green Material:Stainless Steel Dimension:118 * 80 *16 mm Net weight: 210 g Gross weight:233 g Retail box size: 18 *13 * 2 cm 1.A nozzle selection circuit board card slots with three removable card. 2.Adjusted up and down removable card mouth get the best width and intensity. 3.Three can use self-tapping screws in the table. 4.Mounted circuit board, the first side of the circuit board into the card with a spring mouth, pushed back and then another circuit board into the activities card block fixing screws can work.