15w led lighting solar lamp specs:

solar panel:A grade monocrystalline solar cells in Taiwan Motech,23W 
Solar lithium batteries:10AH
Material:Quality aluminum
Light source:USA Bridgelux light, lens principle15W
size/L*W*T(MM):600*323*45
PIR Sensoryes:people come 100% light, 50% of people go 
Overload:yes
Flux（lm):Full brightness mode1500-1800;Power-saving mode750-900
weight(KG):10.5kg
CCT(K):5000-6000
Light perception threshold(LX):30
working hours（h）Full brightness mode≥15
Power-saving mode≥40
operating temperature（℃）Discharge temperature -20℃—+60℃
Charging Temperature -20℃—+70℃
Storage Temperature -20℃—+45℃
Protection class≥IP65
Recommended mounting height range(m)4/6
Fabric lamp spacing recommended range(m)13-18
Viewing Angle（°)120
Package Size（mm）870*400*180

Certificates:Patent, CE, RoHS