Usage Tips: Strong compatibility: monoblock stand with adjustable tilt angle, thanks to the additional tilt angle, the performance of the solar panels is maximised. Compatible with different specifications of photovoltaic modules. Adjustable solar panel mount for balcony power unit: the angle is freely adjustable and is fixed by a central screw. However, the rotation is not intended to capture larger moments. The installation is quick and the attachment is flexible. High-quality material: This solar panel holder is made of high-quality aluminium alloy material, which is highly corrosion-resistant, , UV-resistant, insulating and durable. Its exterior is anodised, so you 't have to worry about product quality at all. Easy to install: to attach the stands, use the included screws and nuts, which makes them easy and secure to the existing mounting holes with the solar panel. The solar panel holder saves you a lot of time and offers you more comfort. Applicable scenarios: Solar panel brackets are suitable for supporting network-connected and off-grid solar modules and bring great advantages when installing solar modules on roof components such as caravans, boats, yacht decks, houses etc. and can even install various irregular surfaces. Color: As Shown Material: aluminium alloy Package Contents: 4X Solar Panel Holders Kit 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.