【Size】 The sofa chair controller size is about 9 x 4 × 3.5 cm / 3.5 x 1.6 x 1.4in, the cable length is about 170 cm / 66.9in, and the weight is about 121 g / 4.3Oz. 【Direct drive】 The LED backlight display light can be driven directly from the microoff and can be used directly by direct insertion. It is equipped with a long line of 170 cm, easy to install, suitable for electric sofa, massage chairs and other chairs. 【USB port】 The sofa chair manual control device has a USB charging hole, you can your phone at any time. Sofa hand controller input: 12-29V, USB output: 5V-2A, operating current: 5A. 【ABS material】 The sofa lifting controller uses high-quality ABS materials, which is simple to operate, which can be used for a long time. 【Application】 The manual controller is mainly used for electric sofa and lifting sofa chairs. Widely used in most household appliances and industrial automation equipment., Manufacturer: Hililand