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We support single-piece orders with no minimum quantity limit. For bulk purchases (100+ units), we can offer more favorable prices and dedicated technical support services.

Yes, we support product customization services, including parameter customization, appearance customization, function expansion, etc. Our technical team will evaluate feasibility and provide solutions.

Our standard warranty period is 12 months from the shipping date. During the warranty period, we provide free repair or replacement services for failures caused by product quality issues.

You can obtain technical documents through: 1) Paper manuals included with product purchase; 2) Download electronic versions from our website; 3) Contact our technical support staff.

Product selection requires: application scenario, working power supply voltage, parameter range to be monitored, installation method requirements, and communication function/protocol requirements. Our engineers will recommend the most suitable model.

Standard models generally ship within 1-3 working days. Custom products are confirmed separately. We use SF Express or Deppon Logistics. Bulk orders can arrange dedicated logistics.