Three Convoy lights with 8A buck drivers for getting the most runtime out of 21700 size batteries. Purchased for $28-$38 each with batteries included I think these are an incredible value.
*white balance is not consistent
M21B with SFT40:
S21D with four 519A 2700k emitters and 60 degree beaded TIR:
S21B with Osram CULPM1:
Where did you get them?
These were purchased directly from the manufacturer via this official store: https://m.aliexpress.com/store/1100591265. Shipped from China to USA in about 3-4 weeks usually.