HANWEI SMART GAS | Select a Battery-Powered Household Alarm Project inquiry checklist | 2026-09-27 https://www.hanweismartgas.com/products/battery-powered-residential-gas-alarm-jt-kba6 Send the country, household gas type, quantity, building type, required reporting or linkage, maintenance plan and applicable certification requirements. Country / project / quantity: ____________________ Site and monitoring task: ____________________ Selected model and included functions: ____________________ Installation / environment / maintenance: ____________________ Communication and integration: ____________________ Required certificates: ____________________ Model-specific review is required; no certification or optional function is assumed. This is a requirements checklist, not confirmation of optional specifications or approvals.