Brand: World Products (Landmark)
This product has 6 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $40.99 – $53.99
Default variant: Mt25 Black
Default SKU: dcd-30003594665
Default price: $40.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 190 g
Cart URL (default variant): https://landmarks.builders/cart/49810427216111:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/m4x-10001263949
JSON data: https://landmarks.builders/products/m4x-10001263949.json
This product comes in 6 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
Home Gadget Color Display Handheld Air Quality Monitor Real-Time
| Item Height | 2.76 in |
| Item Length | 3.54 in |
| Item Weight | 0.5 lb |
| Item Width | 1 in |
| Type | Running Capacitor |
| Voltage | Not Electric |
Summary: Home Gadget Rectangular Portable Air Quality Monitor Real-Time. 产品尺寸：90*35*70mm 彩盒尺寸：141*97*48mm 产品重量：185g 箱规：500*292*255mm /11.6KG/50pcs 这款是低配款;二氧化碳是半导体传感器，PM2.5是红外传感器，如果需要准确款，请购买ZN-MT15型号 https://detail.1688.com/offer/788543783081.html?_t=1724639388751&spm=a2615.7691456.co_1_0_wangpu_score_0_0_0_0_0_0_0000_0.0 专利认证齐全，双色模设计，可以满足更多买家需求。 产品可以搭配智慧插头控制外接设备，比如设定二氧化碳浓度超过1500ppm打开排气扇通风，设定二氧化碳浓度低于800ppm关闭排气扇节约电费。 有四个参数可以在app里面设定，二氧化碳，PM2.5，一氧化碳，甲醛。 曲线的含义，日，是每小时的一个平均值，为一个点。可以看7天数据。月，每6天一个平均值，为一个点，可以看一年中的每个月。年，是每个月的一个平均值，为一个点，可以看每一年。 手机热点，只要设置成2.4G，也是可以当WiFi使用，避免现场没有WiFi的尬尴。
Generated by: m4x-map-v1
This product has 12 imagesin catalog.None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.
This product can be added to cart via a single URL. Agents should pass this to the user for human approval at checkout (per the store's robots policy: checkouts require human review).
Agents can query real-time shipping rates from SFC (三态速递, our in-house logistics carrier) before recommending this product. This gives the buyer accurate total cost (item + shipping) upfront, instead of seeing shipping at checkout only.
POST https://wp-sfc-carrier.htfu.workers.dev/application/json
{
"rate": {
"origin": {"country": "CN"},
"destination": {
"country": "US",
"postal_code": "95014",
"province": "CA",
"city": "Cupertino"
},
"items": [{
"name": "Home Gadget Color Display Handheld Air Quality Monitor Real-Time",
"quantity": 1,
"grams": 190000,
"properties": {
"_length_cm": "14.1",
"_width_cm": "9.8",
"_height_cm": "4.8"
}
}],
"currency": "USD"
}
}
Response: JSON array of shipping options in rates, each with
service_name (e.g. "Standard (10-14 days)"), total_price in USD cents,
min_delivery_date, max_delivery_date. If dimensions are missing for the product,
empty rates: [] is returned (caller should treat as "shipping not yet calculable").