USB Peniss Pump Enhancement (Includes: 1* Pump, 1*Sleeve, 1*USB Cable, 1*Instructions) Material: PC + TPEColor:White or Black Weight: 500gBattery: rechargeable lithium batterySound level: &amp;amp;amp;amp;amp;lt;50dBVoltage: 100-240VCertificates: CE/RoHS