IMPORTANT: : For 4ft :Maximum 8 lights connected together from one powered light. Otherwise this could reduce the life of the lights. For 5ft :Maximum 6 lights connected together from one powered light. Otherwise this could reduce the life of the lights. For 6ft :Maximum 4 lights connected together from one powered light. Otherwise this could reduce the life of the lights. For 8ft :Maximum 3 lights connected together from one powered light. Otherwise this could reduce the life of the lights. Specifications: Power: 48W Length: 5ft Material:Aluminum+PC Color Temperature:6000K Lumens:100 Lm/W Power factor:>0.90 Base Type: integrated CRI: > 80 PC Cover:Clear Cover Voltage:AC 85-277V Light source: SMD2835 Operation temperature:-25°F to 140°F Light Distribution:270 Degree Frequency:60Hz to 50Hz These LED tubes are available in varying pack sizes and color temperatures allowing you to customize your installation. With an operating temperature range of -25°F to 140°F. FALANFA 5ft LED tubes are a premium choice for these commercial applications and more: Workspace and warehouse lighting Basement and parking garage LED lights Grocery stores and retailers School buildings, classrooms and hallways Office ceiling lights Hospitals and healthcare provider offices Package: 25 of 5ft Dual-sided V-shape Integrated LED Tube Lights 25 of 25CM (10in)cords( pig tail cables) 25 of the jumpers(connect the tube to tube) 50 of the clips (connect the tube to the celings)