Electric 16inch/40cm/400mm impulse heat seal machine. product features precision electronic control circuit portable and compact size metal case impulse sealing for power-saving 400mm long sealing element adjustable timer creates perfect seals for varying pouches / bag thickness labour-saving design with long handle low power consumption product details impulse power: 650w sealing length: 400mm seal width: 3mm max sealing thickness: 0.6mm heat time: 0.2 - 1.5s package size: 22.7”(l) x 4.2”(w) x 7.5”(h) weight: 3.1kg package include: 1 x impulse heat sealer 1 x teflon tapes 1 x instruction manual