The Crystal Pro Switch 30000 Box of 5 is a rechargeable dual-flavour pod kit offering up to 30,000 puffs per device, a 0.8-ohm twin mesh coil, an 850mAh battery with USB Type-C charging, and 2x10ml e-liquid tanks plus a 2ml pod at 20mg nic salt strength across 50+ flavours. Sold in wholesale boxes of 5 at £34.89, it features a smart HD display and leak-resistant, self-refilling design, fully TPD compliant for UK retailers.