Yagu Replacement Battery for Dyson V7, 4000 mAh Dyson V7 Battery for Dyson V7 Motorhead Pro V7 Trigger V7 Car plusBoat Dyson Vacuum Cleaner with 1 Post HEPA Filters and 1 Pack Pre Filters

Specification: Battery Capacity: 3500mAh Battery Type: Lithium ion Color: Grey Compatible with: Dyson v7 trigger Dyson v7 absolute Dyson v7 HEPA Dyson v7 motorhead pro Dyson v7 car+boat Charging   Tips:  1. The blue light of the battery part flashes, indicating that the power is full, yellow appears to indicate that the battery temperature is too low or too high, it needs to be recharged for a while. and flashing red indicates a battery fault. 2. Let your machine rest before charging after a heavy usage,please wait for 15-30 minutes before charge the battery. 3. 3. Please don't use the vacuum or press the battery button during charging, if not, it'll damage the battery. 4. 4. Battery charge problem please leave a message in any time,we will offer a satisfy solution.