HEIOKEY 6pcs Upgrade 3.7V 520mAh 25C LiPO Battery with X6 Battery Charger for Hubsan X4 H107,H107C,H107L RC Quadcopter,Syma X11 X11C,Holy Stone HS170 HS170C F180C Compatible with Walkera Super CP

6Pcs 3.7V 520mAh 25C LiPO Batteries for Hubsan X4 RC QuadCopter:,no modification is needed. These LiPo batteries offer high quality and long lasting flight time with 520mAh for about 7-8 minutes of flight. (may vary by drone models) ?BATTERY SPECIFICATION: Capacity: 520mAh Voltage: 3.7V Constant Discharge Current: 5.7A (15C) Discharge Cut-off voltage: 3.0V/Cell Max. Constant Charge Current: 760mA (2C) Charge Cut-off Voltage: 4.2V/Cell Continuous discharge rate:25C Product Dimensions:4.3 X 1.9 X 0.8inches Net Weight:0.45oz Charge Time: between 40-50min to fully charge. ?Battery Compatible with these models: Hubsan X4 (H107C) Hubsan X4 (H107D) Hubsan X4 (H107L) JJRC H22 H6D Holy Stone HS170 HS170C F180C Syma X11 X11C Walkera Super CP Walkera Mini CP Walkera Genius CP ?This 6 in 1 Intelligent Charger for 3.7V Lithium RC Batteries,charging 6 batteries at one time,save your time. ?Battery Charger Specifications: Input: DC 5V Size: 1.81 x 1.38 x 0.53 inch Net Weight: 0.39 oz ?Battery Charger Features: Advance individual charging method - charges each cell individually Overcharge protection Short-circuit protection Light weight and super easy to use ?LED Status: Red Lights on: currently charging Red Lights off: charging complete So when you find the light is not bright,pls don't angry.Maybe batteries are fully. ?Caution: .The battery is charged and discharged once every 3 months in the long-term storage process to keep the battery activity. .Stop using when it expends or the temperature is over 70C. .Don't over-charge, or over-discharge batteries. .Do not bump,disassemble, short circuit and put the battery in fire or water. ?PACKAGE INCLUDED: 6 * lipo rechargeable battery 1 * X6 battery charger 1 * USB charging cable