{"product_id":"gys-flash-4a-12v-battery-charger-gys-flash-4-12","title":"GYS Flash 4A 12V Intelligent Battery Charger | GYSFLASH412","description":"\u003ch3\u003eGYS Flash 4A 12V Intelligent Battery Charger\u003c\/h3\u003e\n\u003cp\u003eMotorcycles, jet-skis, go-karts, and small urban vehicles need precise battery management - not the blunt approach of a charger designed for larger lead-acid banks. The GYS Flash 4.12 is built specifically for 12V batteries from 1.2 to 70Ah, delivering a 7-step intelligent charge cycle that optimises for smaller capacity needs and charges in roughly half the time of a traditional charger.\u003c\/p\u003e\n\u003cp\u003eThe Flash 4.12 is compact, portable, and equipped with quick-connect waterproof connectors that make repeated attachment straightforward. It handles Start and Stop AGM batteries and includes a winter mode for optimal charging in cold conditions. Maintenance charging can continue indefinitely with the unit left connected, and Auto Restart ensures it resumes correctly after any power interruption - making it a reliable choice for seasonal storage of motorcycles, jet-skis, or lawnmowers.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Step Intelligent Charging Curve\u003c\/strong\u003e - Tailored for small 12V batteries, optimising each phase of the charge cycle for capacity, longevity, and speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM and Winter Mode\u003c\/strong\u003e - Dedicated charge profile for Start and Stop AGM batteries and for charging in cold conditions below 5 degrees Celsius.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOS Recovery\u003c\/strong\u003e - Recovers deeply discharged batteries down to 2V that conventional chargers cannot restart.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof Quick-Connect Connectors\u003c\/strong\u003e - Fast and secure attachment, suited to repeated use across multiple vehicles in a workshop or at home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCigarette Lighter Adaptor Compatible\u003c\/strong\u003e - Optional cable allows charging via the vehicle cigarette lighter socket without opening the bonnet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP65 Rated\u003c\/strong\u003e - Protected against dust and water ingress for reliable use in workshop and outdoor environments (not waterproof).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Restart\u003c\/strong\u003e - Resumes charging with correct settings automatically after any power interruption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall-Mountable\u003c\/strong\u003e - Can be fixed in a permanent position in a bay or storage area.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Voltage:\u003c\/strong\u003e 12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Capacity Range:\u003c\/strong\u003e 1.2 to 70Ah (maintenance charging up to 130Ah)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Steps:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Modes:\u003c\/strong\u003e Standard, AGM\/Winter, SOS Recovery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Recoverable Voltage:\u003c\/strong\u003e 2V (SOS Recovery)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP Rating:\u003c\/strong\u003e IP65\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Wall-mountable\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GYS Automotive","offers":[{"title":"Default Title","offer_id":53656370315605,"sku":"GYSFLASH412","price":78.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/6204\/2453\/files\/gysflash412_ab6e12e6-a4ba-4371-855c-6b9869d079a2.png?v=1775824606","url":"https:\/\/advantagempire.co.uk\/products\/gys-flash-4a-12v-battery-charger-gys-flash-4-12","provider":"Advantage Empire","version":"1.0","type":"link"}