Brand: Anker Features: - Combines a portable charger with an ergonomic gamepad design to extend playing time while delivering a comfortable handheld gaming experience. - A 6,700mAh capacity provides more than a single charge. - A powerful built-in fan works to reduce heat while you play, preventing your phone from overheating even during the most epic gaming sessions. - The ergonomic gamepad design offers greater comfort for mobile gaming, while the 6,700mAh capacity lets you keep your phone charged as you play. - PowerCore’s grip can be adjusted from 5.7 to 6.45 inches to accommodate a wide range of phones.