GLogs1 Single-use 4G Realtime Data Logger
Real-time Trackers
- Description
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- Commodity name: GLogs1 Single-use 4G Realtime Data Logger
Disposable Temperature Data Logger is a convenient device designed to monitor and record temperature data.
Specifications
Application Scenarios

Q1: What information can the GLogs1 monitor?
EN: Besides temperature, the GLogs1 simultaneously monitors:
- Humidity — cargo may be damaged by condensation even at a safe temperature;
- Location — via WiFi + LBS multiple positioning, so you know where the cargo was at any time;
- Light — detects unauthorized opening of boxes (exposure to light);
- Vibration — records shocks and rough handling during transport.
All five dimensions are synchronized to the Log Cloud platform with timestamps, giving a complete picture of shipment conditions.
Q2: What industries can use the GLogs1 data logger?
EN: Typical applications include:
- Fresh fruit & food transportation — berries, tropical fruit, dairy, seafood;
- Vaccine & pharmaceutical distribution — cold-chain integrity and compliance evidence;
- Cold-chain logistics & trucking — refrigerated trucks, reefer containers, last-mile cold boxes;
- Commercial & industrial monitoring — warehouses, cold storage, and temperature-controlled supply chains.
Any business that needs proof of cold-chain conditions during transit can benefit from real-time 4G monitoring.
Q3: Does the GLogs1 need a gateway, reader, or PC software to work?
EN: No. The GLogs1 connects directly to the cellular network (global LTE 4G) and uploads data to the Log Cloud IoT platform on its own. There is no gateway, USB reader, or PC software to install, and no need to be within WiFi coverage. Users simply log in from a web browser, Android, or iOS app to see live data — which is exactly what makes it suitable for long-haul road and multi-leg transport.
Q4: How do I view the data and get alerts?
EN: All data is delivered to the Log Cloud IoT System, which supports Web, Android, and iOS terminals. The platform provides an intuitive dashboard showing real-time readings and historical curves, sends real-time alerts when conditions go out of range, and generates reports that can be exported for evidence or filing. For professional customers, private deployment on your own cloud is also available.
Q5: Can the GLogs1 track where my cargo is?
EN: Yes. The GLogs1 uses WiFi and LBS multiple positioning, so in addition to temperature and humidity curves, you can review where the cargo was at any point in time. Combined with real-time 4G upload, this lets you connect "what happened" with "where it happened" — very useful when investigating a damage claim across multiple carriers.
Q6: What powers the GLogs1, and how long does it last?
EN: The GLogs1 is powered by a built-in 3.7 V / 4100 mAh rechargeable lithium battery. The high-capacity battery is designed to cover a complete shipment journey with continuous 4G reporting, so no external power supply is needed inside the truck or container.
Q7: It says "single-use" — can the device be reused?
EN: The GLogs1 is designed as a single-use (single-trip) monitoring solution: it is optimized for cost per shipment and is intended to travel with the cargo to the destination, like a waybill that records itself. If your operation involves repeated monitoring of the same cold room or vehicle rather than in-transit shipments, the reusable version of GLogs2 will be a good choice.
Q8: What is the difference between GLogs1 and USB or Bluetooth data loggers?
EN: The key difference is when you see the data:
- USB loggers (ULogs series) record data offline; you download the report after arrival — good for low-cost, "evidence-only" shipments.
- Bluetooth loggers (BULogs1) let you read data on-site via a phone app within Bluetooth range.
- The GLogs1 uploads everything in real time over 4G, so you can intervene while the cargo is still on the road — re-icing, reefer repair, rerouting — instead of only documenting a loss afterwards.
Q9: Can GLogs1 reports be exported for quality disputes or audits?
EN: Yes. The Log Cloud platform generates versatile reports covering the full monitoring history (temperature, humidity, location, light, vibration) with timestamps. Reports can be exported and shared with consignees, insurers, or auditors as objective evidence of cold-chain conditions during the shipment.
Q10: Is OEM / ODM customization available for the GLogs1?
EN: Yes. Sigmawit supports OEM and ODM projects for its data logger product lines. As a manufacturer with its own R&D team covering industrial design, hardware, firmware, software, and cloud services, Sigmawit can customize branding, packaging, and product variants according to your requirements. Please contact the sales team to discuss your project.
Q11: Which wireless standard does the GLogs1 use — will it work in my country?
EN: The GLogs1 works on the global LTE 4G network system, designed for international cold-chain routes that cross multiple countries and carriers. For your specific lane (e.g., domestic distribution or a particular cross-border route), confirm network compatibility with the Sigmawit sales team before ordering — they will verify the configuration for your region.
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