About this item PLEASE CHECK YOUR DRONE BEFORE ORDER! Come up with 2PCS 650mah lipo batteries and 1 USB charger. The connect type is molex. Suit for all devices with a voltage of 3.7V and molex connect type. The battery Size: 1.7in * 0.98in * 0.31in,Please confirm the Connector and Size before you order. Over charge protection- Short circuit protection. When the battery voltage is too high, the charger will stop. It will protect batteries from the damage and the lifetime of batteries will be longer. Portable and light-charge at any time you want. The product is only 17.6g and very convenient to carry. You can charge in multiple ways, such as computer, power bank and vehicle power supply. The charging time is about 1 hours, and the best operation time is about 8minutes. (Different models may have different performance.) The combination of two batteries allows you to use at least 15 minutes more to increase your flight experience Wide Application:No modification necessary! Exact Wide Application-No modification necessary! Exact replacement for Hubsan X4 (H107C-HD), X4 (H107C), X4 (H107D);Beginners X708W Wi-Fi Fpv Training Quadcopter;Syma X11, X11C, X51,X5 X5C X5SW X5SC-1 X5A-1;HS170, HS170C, F180W, F180C;Walkera Mini CP, Super CP, Genius CP;Heliway 905 M68 M68R X708W;Cheerson CX-30 CX-31;Skytech M68 M62R;WLtoys V252;TDR Spider;XT Flyer;MJX X200;JXD385;8520 motors and other vehicles with molex plug type.