... 6061-T6 Aluminum alloy, surface treatment, hard anodized,3.Color: Titanium Black.4. Drive circuit: Constant current regulator circuit. 5. ... 1).If driver failed, we'll send you a new driver; 2).If LED failed, we'll send you ... a new LED; 3).Unclear reason, we will send you a new full set. All freight at ... ).All managed by software2.Payment Term O/A,L/C,D/A,D/P,T/T,Western Union,Paypal ...