Description: Usage: No matter whether the alarm locator is placed in the car, children's schoolbags, old people's pockets or valuables bags, you can send SMS instructions to the alarm locator by mobile phone to inquire about the location of the alarm locator, which is convenient for you to monitor the whole process and grasp the location of the target in real time. Product features: Remote operation: You can control the locator by SMS to perform and stop recording, positioning and other tasks. Remote location query and online tracking: supports remote query of the current target location and real-time tracking. Expansion TF card: Support expansion of TF card and remote clearing of TF card memory. Remote inquiry of locator status: it supports remote inquiry of whether all functions of the host are turned on or off, battery capacity, binding number, signal strength, startup frequency, GPRS, TF card capacity, etc. Remote recording: Support the remote recording function of the locator. Voice-activated callback: It supports remote activation of voice-activated callback function. After activation, when the sound around the locator is greater than 40dB, the locator will automatically call the preset mobile phone number. One-way call: When dialing the locator number, you can hear the sound around the locator (the locator will not emit any sound or light during the call). Specifications: Product: GF-07 positioner Color: black Material: engineering plastic Battery capacity：3.7 V 400 mah Li - ion Standby time：12 days Working time：4 to 6 days Talk time：150-180 minutes Format：GSM/GPRS GPRS：Upload60, TCP/IP GSM positioning time: 25 seconds Other parameters: Talking current: ≈150mA Standby current: ≈2.5mA Operating voltage: 3.4 4.2V DC Open voice control current: ≈30mA The expansion card：Mini TF card Working temperature：- 20 ° C to 55 ° C Appearance size: 3.5* 2.0* 1.4 cm (L * W * H) Basic parameters: spectrum GSM850/900/1800/1900 MHZ Supported countries: China Britain France Germany Netherlands Italy Spain Brazil, Portugal, Denmark Russia Poland Turkey Hungary Thailand Indonesia Malaysia Vietnam myanmar Pakistan, Iraq, Saudi Arabia, Greece the kazakhstan Mongolia dubai, etc... Specifications: 1. This is the only product of the same kind that can use mobile phones to view the location on the map and track the location on the computer platform, and can also directly reply to the location by SMS in Chinese. 2. Firstly, Google Maps positioning is added to the base station positioning, which greatly shortens the error distance of the product. 3. Also due to the Google positioning mode, the product supports the positioning tracking function. 4. This product has built-in two powerful magnets to absorb, so you can use any metal, and the magnets will automatically absorb it, which is very convenient to install. 5. This product doesn't need platform fees, and it can be used for free for life. Just send a short message to the alarm locator, and you can reply to the following Chinese address information and Google Maps connection. The whole process of mobile phone operation is simple and one step in place. 6. This product is the only one in the market with automatic power-on function with charging, that is, it is connected to the power supply. When the alarm locator runs out of power and the product is turned off, the incoming product will automatically power on and continue charging, and the warning and charging must be inserted into the SIM card. Package Included: 1*GPS locator 1*USB charging cable 1* instructions