# Developer Tier Restrictions
+ No uptime SLA guarantee
+ No high availability or automatic failover
+ Upgrades to clusters might incur significant downtimes
+ Each cluster allows one automatic daily backup and two manual backups
+ The maximum number of connections to the Dev Tier cluster is 50
+ You cannot create any changefeeds (Apache Kafka Sink and MySQL Sink) or use TiCDC to replicate incremental data
+ You cannot use VPC Peering to connect to clusters
+ You cannot scale clusters to larger storage, standard nodes, or increase the number of nodes
+ You cannot use a third-party monitoring service
+ The data transfer is limited to a total of 20 GiB in and out per week. If the 20 GiB limit is reached, the network traffic will be throttled to 10 KB/s.
+ The cluster will be backed up and shut down after 7 days of inactivity. To use the cluster again, you can restore it from previous backups
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Developer Tier Restrictions are as shown