How to Charge and Check Status: Insert the battery into the slot. Make sure it's all the way in until the status screen reflects the current battery status. >> Press the button to start charging the battery. Press the button again to stop or pause the charging.>> Charger allows maximum of 2 drone batteries for simultaneous charging. Please make sure the drone batteries are identical in mAh to prevent battery charging error or other casualties> Charging Status Info: >> Charger screen shows the battery fill gauge, elapsed charging time, storing/idle status, mAh charger, battery percent charge>> SPECIFICATIONS:> Type: Drone Battery Charger > Package includes: 1x Balance Charger with 2 Battery Slot and USB Port, 1x AC Power Cable> Item Dimensions: 6.65 X 7 X 2.5"> Box Dimensions: 10.75 x 8.5 x 4"> Weight: 2.68 lbs > MPN: DRC YUN TYPH H Plus> SKU: 2060>> NOTES:> US-based Brand Warranty with Customer Service Support available. Please contact us if you have any questions or concerns!> Accessories only. Battery not included unless buying the combo packs. >>