50W monocrystalline solar panel

Solar panel: 1)Number of monocrystalline solar cell 44pcs*(125*62.5 mm) 2)Aluminum frame 3)Anti-reflective coating 4)IP65 Specifications: Number of monocrystalline solar cell 44pcs*(125*62.5 mm) Aluminum frame,dimension:759*541*30mm Maximum system voltage 1000V DC Weight: 6kg Voltage temperature coefficient Voc=-0.37%/°c Current temperature coefficient Isc=+0.02%/°c Power temperature coefficient Pm=-0.50%/°c Bypass diodes to reduce loss in partial shadow IP65 CE standard Performance test data for each module Positive power tolerance up to +3% 25year Quanlity Guarantee 5 years with 100% product guarantee 12 years with 90% rated power output 25 years with 80% rated power output In this Product: 1.Technology yields improvements to back-surface field structure and anti-reflective coating to increase conversion efficiency. 2.Unique design on drainage holes and rigid construction prevents frame from deforming or breaking due to freezing weather and other forces.