A good quality battery for the Syma X5, X5HC, X5HW, X5UC, X5UW RC Quadcopters. Built-in protection circuit (PCM) prevents over charging/discharging.
AMZZN 5PCS 3.7V 800mAh 30C Molex Plug Lipo Battery with 5-in-1 Charger for SYMA X5C X5SW H5C V931 U45W SS40 RC Drone Compatible with Most Four Axis Aircraft Batteries
3.7V 200mAh LiPo 1S 20C Polymer Battery: Syma X4 X5 X11 X13 RC Drone - 752025
952540 3.7V 1000Mah Li Ion Battery Rechargeable Rc Drone Battery For Syma X5 X5C
AMZZN 7.4V 1100mAh 30C JST-2P Plug Lipo Battery With USB Charging Cable For Wltoys A949 A959 A969 A979 K929 RC Car,Compatible With Most 1/10 1/16 1/18 1/24 Ratio RC Trucks, A320 A321 V353 RC Drone
ZYGY 5PCS 3.7V 800mAh Lipo RC Drone Battery with 5-in-1 Charger JST Plug for SYMA X56W MJX X400W X300C X800 HS110 HS200 S670 V950hd S1750 V2450 RC Quadcopter
URGENEX 7.4V Lipo Battery 2S 30C 450mAh Rechargeable Lipo Battery with JST & PH2.0 Plug SCX24 Battery with 1to2 USB Charger Fit for Most 1/10, 1/16, 1/18, 1/24 Scale RC Car Truck and RC Drone Airplane