<https://chinaprojectorlamps.com/optoma-sp-70b01g-c01-projector-lamp/>
<http://schema.org/description>
"OPTOMA SP.70B01G.C01 Replacement Projector Lamp is for OPTOMA EH490, EH502, EH504, EH504WIFI, W490, W502, W504, X502 Projectors. It is original projector bulb inside, 180-day warranty."
<https://chinaprojectorlamps.com/optoma-sp-70b01g-c01-projector-lamp/>