Features 1.The liquid crystal display mode visually displays the remaining power, and the liquid crystal electric quantity is 70% lower than that of the conventional digital tube. 2.With reverse connection protection, the wiring is simple and convenient, and easy to install. 3.PVC film, waterproof surface, prevent water damage to equipment. 4.With mounting screws, no additional parts are required to save costs. 5.Compatible with lead-acid batteries, lithium batteries, and iron-lithium batteries. specificationFeatures: The liquid crystal display mode visually displays the remaining power, and the liquid crystal electric quantity is 70% lower than that of the conventional digital tube. With reverse connection protection, the wiring is simple and convenient, and easy to install. PVC film, waterproof surface, prevent water damage to equipment. With mounting screws, no additional parts are required to save costs. Compatible with lead-acid batteries, lithium batteries, and iron-lithium batteries. : Material: PCB/HTN Light Color: Blue Light, White Light, Green Light (optional) Display Range: 8-100V Compatible Battery: Lead acid battery, lithium battery, iron lithium battery (can be set by yourself.) Applicable Battery Voltage: 12-84V Working Temperature: -10 C ~ 50 C Product Size: Approx. 6.3 x 2.5 x 1.4cm / 2.5 x 1.0 x 0.6inch Package List: 1 x Display 1 x Connection Line 3 x Screws Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. PackageList