Voltset 20W 12V Waterproof Solar Battery Trickle Charger & Maintainer, Solar Panel Built-in MPPT Charge Controller with Tubular Bracket, SAE Cables for Automatic Gate Opener, Electrical Fence - VT-CA-FC-20W

• 【Smart MPPT Charge Controller】Built-in intelligent MPPT charge controller chip to prevent battery overcharge, over-voltage, short circuit and reverse polarity protection. Enhance the charging performance of the solar panel charger and prolong long service life. 【High Versatility & Efficiency 】Adopts the newly upgraded intelligent 3-stage charging chip, increasing 25%-30% charging capacity than other solar battery chargers and conversion rate up to 24%. Compatible with all DC-powered gate opener systems, which equip with 1x Alligator Clips and 1x O-Ring Terminal to enjoy an effortless charging experience. 【3 Types of Charging Indicator】The 3 colorful LED indicators of the solar panel can help to visually monitor the operational status of charging and better understand the condition of your battery. Red:Connect the battery. Blue: In the sun. Green: Fully charged. 【Easy installation】 Comes with the installation tool kit that includes screws and a wrench. It makes the solar panel easier to mount on the fence post. The 4 protective corners cover to prevent injuries from collisions with people during installation. 【Strong & Durable & 12 Month Warranty】Making transmission tempered glass and aviation-grade aluminum alloy outer frame makes the solar panel more solid and durable. 365-DAY money-back guarantee for Solar Battery quality. Please contact us if you have any questions when you receive the item or use it. We will definitely offer you satisfactory service.