What is Tecno Spark 4?
{{Infobox mobile phone|-->name=Tecno Spark 4 Lite<br/>Tecno Spark 4 Air<br/>Tecno Spark 4|input='''Sensors:'''<br /> {{plainlist| * [[Accelerometer]] * [[Fingerprint scanner]] * [[Magnetometer]] * [[Ambient light sensor]] * [[Proximity sensor]] * [[Virtual assistant|Intelligent digital assistant]] *[[Facial recognition system|Face ID]] }} {{plainlist| * Compatible Networks {{=}} [[2G]], [[3G]], [[4G]], [[4G LTE]] }} '''Other:'''<br /> {{plainlist| * [[USB 2.0]] * 3.5mm Headphone jack }}|cpu='''Helio:''' Quad-core (4x 2.0 GHz [[ARM Cortex-A53]], 4x 1.8&nbsp;GHz ARM Cortex-A53)|gpu='''MediaTek:''' [[PowerVR]] GE8320|memory={{val|2|ul=Gigabyte{{!}}GB}} [[Random Access Memory|RAM]]|storage=32 GB|memory_card=[[microSD]], expandable up to {{val|128|u=GB}}|battery={{plainlist| * '''Spark 4 Lite:''' {{val|4000|u=mAh}} * '''Spark 4 Air:''' {{val|3000|u=mAh}} * '''Spark 4:''' {{val|4000|u=mAh}} }}|display={{ubl |720 x 1600 [[720p]] (HDR10 for Spark 4) Dot Notch IPS LCD display |'''Spark 4 Lite:''' 6.52 in (166.7 mm), ({{val|269|u=ppi}}) |'''Spark 4 Air:''' 6.1 in (156.1 mm), ({{val|273|u=ppi}}) |'''Spark 4:''' 6.52 in (165.28 mm), ({{val|269|u=ppi}}) }}|os=[[Android (operating system)|Android]] [[Android Pie|10]] with [[HiOS (mobile operating system)|HiOS]] 6.2.0|ext_display=(Always On for Spark 4)|rear_camera='''Spark 4 Lite:''' 8MP [[Autofocus#Phase detection|PDAF]] '''Spark 4 Air:''' 13MP [[Autofocus#Phase detection|PDAF]] + 2MP Dual Camera '''Spark 4:''' 13 MP [[Autofocus#Phase detection|PDAF]] + 2MP + Low-light Sensor Triple Camera|front_camera='''Spark 4 Lite:''' 8MP Front Camera '''Spark 4 Air:''' 5MP Front Camera '''Spark 4:''' 8MP Front Camera|sound=Loudspeaker|connectivity=[[Bluetooth#Bluetooth 5|Bluetooth 5.0]] [[IEEE 802.11|Wi-Fi 802.11]] a/b/g/n 3G/LTE|website={{URL|https://www.tecno-mobile.com/phones/product-detail/product/spark-4-lite|Tecno Spark 4 Lite}}, {{URL|https://www.tecno-mobile.com/phones/product-detail/product/spark-4-air-5|Spark 4 Air}} &amp; {{URL|www.tecno-mobile.com/phones/product-detail/pro