Made of high quality material, sturdy, durable and practical to use.Great for fixing overload and low voltage, protects the battery from undervoltage, protects the battery from overcharging, and protects the load control, prolong battery life.When the battery voltage is insufficient, disconnect the load and connect the charger. When the battery voltage is too high, disconnect the charger and connect the load.Adjustable parameters and LCD screen, show you the parameters clearly, easy to use.With a control voltage 6-60V, it is suitable for batteries, lithium batteries, etc.size: 79 x 43 x 38mmMaterial: plasticcolour: blackPackage Contents:1 x battery charging control moduleOnly 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.