Extends Portable Playtime: for Nintendo Switch Battery Charger adds 10+ hours playtime to your Switch with the built-in 10000mAh rechargeable battery. Use this power bank also with your smartphones, tablets, e-readers and other devices anywhere, anytime.Ergonomic Design Grip: Curved palm design reduces hand fatigue and provides you with ultra comfortable experience, detachable Joy-Con Grip is perfect for extended, high-stress gaming sessions. Allows you to play for longer.Power Delivery 3.0: Both the charger for Switch and the dual-function backup battery support PD3.0 fast charging. Intelligent battery management system ensures charging with entire safety and 4 LED Lights indicates battery levels.ickstand Function & Additional Card Slot: you can deploying at different playing angles with the kickstand in 3 different adjustable angles.The card slot allows you to store extra game cards in the Joy-Con Grip.Safety First: Intelligent Safety Protection, supports over-charged, over-discharged and short circuit protection, more safe to use.Colour: blackMaterial: ABSPackage Contents:1 x Battery charging box1 x TYPE-C charging cable (1m)Only the above package content, other products are not included.Note: Light shooting 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.