Product DescriptionProduct Name: Heated Vibration Knee Pads (with Neutral Color Box)Material: diving clothProduct size (cm): 18*23cmWeight (kg): Net weight: 320g, including package weight 375gPackage size (cm): 23*17.8*8cmOperating current 240 300 320 mAStall Current - 280 - mASpeed - 4500 - r/minVibration Frequency - 4100 - HzGenerates noise - 62 - HzWorking current (heating the highest gear) 1600 mAStandby current 0.1 mAMassage (top gear) 8 HHeating (top gear) 3 HMassage + heating (top gear) 1.5 HCharging time 1.5 HBattery capacity 4000 mAhHeating module specification Silicone carbon fiber heating wire OD:1.2mm 4.2R/MOperation method:Toggle the power switch Standby Turn on the power switch to enter standby mode The battery indicator light is on No action 30 lightsKey The massage function defaults to 1st gear, 1st gear green indicator light is on, massage 50%Press the button once to switch to 2nd gear, the 2nd gear blue indicator light is on, massage 70%Then press the button to switch to 3rd gear, the 3rd gear red indicator light is on, massage 90%Press the button again to turn off the massage function, no indicator light is on, the massage is turned offThe button heating function switch is set to 1st gear, the 1st gear indicator light is on, heating 50%Press the button again to switch to 2nd gear, the 2nd gear indicator light is on, heating 70%Press the button again to switch to 3rd gear, the 3rd gear indicator light is on, heating 90%Press the button again to turn off the massage function No indicator lights up Heating is offShutdown In any state, press and hold the key to shut down All lights are off Shutdown stateCharging Charging status Four battery indicator lights light up graduallyFully charged state All four battery indicators are litDischarge Discharge until 0% Shutdown