Features: Allows you to discharge the battery to the desired voltages value quickly. Strong output, up to 60W. Back honeycomb heat dissipation holes can effectively dissipate heat. Support protocols such as PD3.0/QC4+ to ensures fast and efficient discharge capability of the battery. Small in size and light in weight, easy to carry, can easily fit into pockets or bag. Specifications: Material: ABS Color: Black Size: about 78x45x22mm/3.07x1.77x0.87inch Name: SpeedyBee FDQ Battery Discharger Power Supply:3-6S Power Supply Interfaces: XT60 Male Fast charging output interfaces: USB C Support fast charging protocol: PD3.0/QC4+/PE2.0/SFCP Fast charging power up to: 60W (3S, up to 30W; 4S, up to 40W; 6S, up to 60W) Abnormal alert (screen flashes and beeps) : Er1 Shortcircuit output, shutdown Er2 Over temperature, shutdown Er3 Over temperature Er4 Input over-voltages, shutdown (>26V) Er5 Input low voltages shutdown (<10.5V) Er6 Single-cell voltages under alarm voltages (default 3.80V, customizable) Er7 Single-cell battery voltages difference exceeds 0.30V Battery low voltages reminder (screen flashes and beeps) 3S battery ≤11.10V 4S battery ≤14.8V 6S battery ≤22.2V Package Includes: 1pc Battery Discharger note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.