https://www.se.com/vn/vi/product/SR3B101BD/modular-smart-relay-zelio-logic-sr2-sr3-10-io-24v-dc-clock-display-4-relay-outputs/
SR3B101BD - modular smart relay, Zelio Logic SR2 SR3, 10 IO, 24V DC, clock, display, 4 relay...
SR3B101BD - modular smart relay, Zelio Logic SR2 SR3, 10 IO, 24V DC, clock, display, 4 relay outputs