The Foil Drive Slim Performance Battery is the go-to battery for riders who want the Foil Drive Assist Slim to feel light, compact and performance-focused. If your priority is preserving the natural feel of wing, prone, SUP or downwind foiling while still getting meaningful take-off help, this is the battery that keeps the Slim concept true to purpose.Compared with larger MAX batteries, the Slim Performance Battery is about less installed bulk and a tidier overall feel under the board. The trade-off is runtime, which is exactly why it suits skilled riders who want support rather than full-time powered riding.Why choose this product Compact 40V battery designed specifically for the Foil Drive Assist Slim. Lower installed weight helps preserve the lighter, more performance-led feel of the Slim system. A smart choice for riders who want take-off help without carrying excess battery bulk. Supplied with protective storage items for transport and ownership. Specifications System compatibility Foil Drive Assist Slim only Capacity 166.32Wh Operating voltage 40V Battery weight 1kg Installed weight 2.3kg Installed dimensions L415 x W125 x H35mm Battery-only dimensions L320 x W75 x H21mm Charger note Do not use with the 40V Fast Charger 8amp What's included Foil Drive Slim Performance Battery Lipo bag Power plug dust cap Helpful links Compare it with the Slim Travel Battery. See the complete system in the Assist Slim Complete Kit - Gen 2. Browse all options in our battery collection. Who is this battery best suited to?It suits riders who want the lightest, cleanest Slim setup and are happy to trade longer runtime for lower installed weight and a more performance-led feel.Can I use the 40V fast charger with this battery?No. Foil Drive specifically advises against using the 40V Fast Charger 8amp with this battery.
