CyberPower PFC Sinewave 1500VA UPS, 12 Outlets, Black Nitrile Glove Each black ink pen in DVD R Each black ink pen in this pack writes 90 percent longer compared to Paper Mate InkJoy 100 Ball Stick Pen** Barrel Material: Plastic Brand Name: Sharpie Erasable: No Grip: Grip Ink Color: Black Pen Barrel Color: Black Pen Pack Size: 36 Pack Pen Point Size: 0 Battery Backup Connectivity: USB Serial Battery Backup LCD Display: Yes Battery Backup Run Time: less than 10 minutes Battery Backup or UPS Device Type: UPS Battery Backup or UPS Form Factor: Tower Battery Capacity (mAh): 8500 Brand Name: CyberPower Charge Time (hours): 8 Compliance Standards: UL1778 personal electronics