Dual Mode Remote Pressure Switch: Continuous control of light; press and hold second button to keep light on, release to turn light off The smart pressure switch frees your hands when holding your device or . It has buttons and remote pressure pads to turn the light on and off when you need it Easy to operate and flexible to use. It can be used with gloves, and the buttons 't make a noisy "click" when activated. Please note it is only suitable for A100 Red/White/Green , please check the size and model when purchasing. Color: Black Material: aluminium alloy Package Contents: 1 x Pressure Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.